{"title":"911 (991) 2012-2019","description":"\u003cp\u003eEverything for the \u003cstrong\u003e991\u003c\/strong\u003e, spanning the naturally aspirated 991.1 and the twin-turbo 991.2.\u003c\/p\u003e\n\u003cp\u003eThis is where the modern options start to matter. Cars with \u003cstrong\u003ePDCC\u003c\/strong\u003e active anti-roll need a stabilizer bar adapter kit before aftermarket sway bars will fit at all. Cars with \u003cstrong\u003ePASM\u003c\/strong\u003e need DampTronic dampers to retain electronic control. Both are stocked and both are labelled.\u003c\/p\u003e\n\u003cp\u003eThe 991.2 Carrera's 3.0 twin-turbo is the single strongest tuning candidate in the range — the factory calibration is conservative and a flash recovers most of what it leaves behind.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 30-Day Returns\u003c\/p\u003e","products":[{"product_id":"eibach-anti-roll-kit-front-rear-sway-bars-porsche-991-carrera-s-2012-2018","title":"Eibach Anti-Roll-Kit Front \u0026 Rear Sway Bars | Porsche 991 Carrera \/ S RWD 2012-2018 Excludes PDCC","description":"\u003cp\u003eSharpen the handling of your Porsche 991 with the \u003cstrong\u003eEibach Anti-Roll-Kit\u003c\/strong\u003e (Part # E40-72-012-01-11). This front and rear sway bar package significantly reduces body roll and delivers flatter, more controlled cornering on both street and track.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for the 2012–2018 Porsche 911 Carrera and Carrera S (RWD), the kit features a 32 mm front tubular bar and 29 mm rear tubular bar. Both are 2-way adjustable so you can fine-tune the handling balance to your driving style or suspension setup. Built from cold-formed high-strength steel and finished in Eibach’s signature red powder coat.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32 mm front \/ 29 mm rear tubular sway bars for reduced body roll\u003c\/li\u003e\n\u003cli\u003e2-way adjustable front and rear for customizable handling balance\u003c\/li\u003e\n\u003cli\u003eImproved stability, cornering grip, and driver confidence\u003c\/li\u003e\n\u003cli\u003eCold-formed steel alloy with durable red powder-coat finish\u003c\/li\u003e\n\u003cli\u003eCompatible with factory suspension or Eibach PRO-KIT \/ Sportline springs\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Eibach\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Does not fit vehicles equipped with PDCC (Porsche Dynamic Chassis Control).\u003c\/p\u003e\n\n\u003cp\u003eGet sharper turn-in and more predictable chassis control without sacrificing everyday drivability.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · 5-Year Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":50057793831162,"sku":null,"price":649.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/eibach-e40-72-012-01-11-anti-roll-kit-sway-bars-porsche-991-carrera-rwd.jpg?v=1787122494"},{"product_id":"eibach-pro-plus-kit-springs-sway-bars-porsche-991-carrera-2012-2018","title":"Eibach PRO-PLUS Kit Springs + Sway Bars | Porsche 991 Carrera \/ S RWD 2012-2018","description":"\u003cp\u003eUpgrade your Porsche 991 with the complete \u003cstrong\u003eEibach PRO-PLUS Kit\u003c\/strong\u003e — the combination of PRO-KIT lowering springs and ANTI-ROLL-KIT front and rear sway bars for a fully tuned suspension system.\u003c\/p\u003e\n\n\u003cp\u003eThis kit lowers the car 0.8\" in the front and 0.5\" in the rear while significantly reducing body roll. The result is sharper turn-in, improved stability, and more confident cornering on both street and track. The included sway bars are 2-way adjustable, allowing you to fine-tune the handling balance to your preference.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePRO-KIT lowering springs + ANTI-ROLL-KIT sway bars in one package\u003c\/li\u003e\n\u003cli\u003eFront drop: 0.8\" | Rear drop: 0.5\"\u003c\/li\u003e\n\u003cli\u003e32 mm front \/ 29 mm rear tubular sway bars (2-way adjustable)\u003c\/li\u003e\n\u003cli\u003eReduced body roll and improved chassis balance\u003c\/li\u003e\n\u003cli\u003eCompatible with PASM and non-PASM shocks\u003c\/li\u003e\n\u003cli\u003eSimple bolt-on installation — no permanent modifications\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Eibach\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Front and rear sway bars are tubular and 2-\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":50059110547706,"sku":null,"price":949.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/eibach-e43-72-012-01-22-pro-plus-kit-springs-sway-bars-porsche-991-carrera.jpg?v=1787122494"},{"product_id":"eibach-pro-kit-lowering-springs-porsche-991-turbo-turbo-s-2014-2018","title":"Eibach PRO-KIT Lowering Springs | Porsche 991 Turbo \u0026 Turbo S AWD 2014-2018 PASM Only","description":"\u003cp\u003eLower and sharpen your 991 Turbo with the \u003cstrong\u003eEibach PRO-KIT\u003c\/strong\u003e. This set of four progressive-rate springs delivers high-performance handling and a more aggressive stance without compromising ride quality.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for the 991-generation 911 Turbo and Turbo S in both Coupe and Convertible form, all AWD. \u003cstrong\u003eDesigned and tested for PASM electronic dampers only.\u003c\/strong\u003e Lower centre of gravity, less squat under acceleration, less roll in corners and less nose-dive under braking.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProgressive spring design for excellent ride quality\u003c\/li\u003e\n\u003cli\u003eLower centre of gravity and reduced fender gap\u003c\/li\u003e\n\u003cli\u003eStop quicker, corner faster\u003c\/li\u003e\n\u003cli\u003eDesigned and tested for PASM electronic dampers\u003c\/li\u003e\n\u003cli\u003eSimple bolt-on installation\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Eibach\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Turbo Coupe AWD 991 2014-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Turbo S Coupe AWD 991 2014-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Turbo Convertible AWD 991 2014-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Turbo S Convertible AWD 991 2014-2018\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Designed and tested for PASM electronic dampers only. Installation instructions are supplied with the kit.\u003c\/p\u003e\n\n\u003cp\u003eA lower, flatter 991 Turbo that still rides like a Porsche should.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":50060613320954,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/eibach-e10-72-012-03-22-pro-kit-lowering-springs-porsche-991-turbo-awd.jpg?v=1787122495"},{"product_id":"eibach-pro-kit-lowering-springs-porsche-991-carrera-4-targa-4-awd-2012-2018","title":"Eibach PRO-KIT Lowering Springs | Porsche 991 Carrera 4 \u0026 Targa 4 AWD 2012-2018 PASM Only","description":"\u003cp\u003eLower and sharpen your all-wheel-drive 991 with the \u003cstrong\u003eEibach PRO-KIT\u003c\/strong\u003e. This set of four progressive-rate springs delivers high-performance handling and a more aggressive stance without compromising ride quality.\u003c\/p\u003e\n\n\u003cp\u003eBuilt specifically for the \u003cstrong\u003eAWD\u003c\/strong\u003e 991 range — Carrera 4, Carrera 4S, Carrera 4 GTS and Targa 4 \/ 4S \/ 4 GTS, in both Coupe and Convertible form. \u003cstrong\u003eDesigned and tested for PASM electronic dampers only.\u003c\/strong\u003e Note this covers both 991.1 and 991.2 cars; check the year range for your exact model below.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImproved handling and stability, especially when cornering\u003c\/li\u003e\n\u003cli\u003eLower centre of gravity for better vehicle control\u003c\/li\u003e\n\u003cli\u003eMore aggressive stance and reduced fender gap\u003c\/li\u003e\n\u003cli\u003eIncreased tire-to-road contact for better traction\u003c\/li\u003e\n\u003cli\u003eProgressive spring design for excellent ride quality\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Targa 4 AWD 991 2014-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Targa 4S AWD 991 2014-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Targa 4 GTS AWD 991 2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4 Coupe AWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4S Coupe AWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4 GTS Coupe AWD 991 2012-2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4 Convertible AWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4S Convertible AWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera 4 GTS Convertible AWD 991 2012-2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Designed and tested for PASM electronic dampers only. Installation instructions are supplied with the kit.\u003c\/p\u003e\n\n\u003cp\u003eA lower, flatter AWD 991 that keeps the ride quality you paid for.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":50060991398138,"sku":null,"price":325.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/eibach-e10-72-012-02-22-pro-kit-lowering-springs-porsche-991-carrera-4-targa-4.jpg?v=1787122495"},{"product_id":"eibach-pro-kit-lowering-springs-porsche-991-carrera-s-gts-rwd-2012-2018","title":"Eibach PRO-KIT Lowering Springs | Porsche 991 Carrera \/ S \/ GTS RWD 2012-2018","description":"\u003cp\u003eLower and sharpen your rear-drive 991 with the \u003cstrong\u003eEibach PRO-KIT\u003c\/strong\u003e. This set of four progressive-rate springs delivers high-performance handling and a more aggressive stance without compromising ride quality.\u003c\/p\u003e\n\n\u003cp\u003eBuilt for the \u003cstrong\u003eRWD\u003c\/strong\u003e 991 range — Carrera, Carrera S and Carrera GTS, in both Coupe and Convertible form, covering 991.1 and 991.2 cars. Designed and tested with PASM electronic shocks, and it will also work with base non-PASM shocks.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImproved handling and stability, especially when cornering\u003c\/li\u003e\n\u003cli\u003eLower centre of gravity for better vehicle control\u003c\/li\u003e\n\u003cli\u003eMore aggressive stance and reduced fender gap\u003c\/li\u003e\n\u003cli\u003eIncreased tire-to-road contact for better traction\u003c\/li\u003e\n\u003cli\u003eProgressive spring design for excellent ride quality\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Coupe RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera GTS Coupe RWD 991 2012-2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera S Convertible RWD 991 2012-2018\u003c\/li\u003e\n\u003cli\u003ePorsche 911 Carrera GTS Convertible RWD 991 2012-2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Designed and tested with PASM electronic shocks. Will also work with base non-PASM shocks.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/D1001.pdf?v=1786449163\" target=\"_blank\"\u003eDownload Installation Guide (D1001)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA lower, flatter RWD 991 — and one of the few PRO-KITs that doesn't demand PASM.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":50060998181114,"sku":null,"price":575.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/eibach-e10-72-012-01-22-pro-kit-lowering-springs-porsche-991-carrera-rwd.jpg?v=1787122495"},{"product_id":"bilstein-b1-stabilizer-bar-adapter-kit-11-223900-porsche-911-991-1-991-2-2013-2017-pdcc-active-sway-bar-only","title":"Bilstein B1 Stabilizer Bar Adapter Kit 11-223900 | Porsche 911 991.1 \/ 991.2 2013-2017 PDCC \/ Active Sway Bar Only","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B1 stabilizer bar adapter kit\u003c\/strong\u003e, part number \u003cstrong\u003e11-223900\u003c\/strong\u003e, is what lets you fit Bilstein ride-height adjustable coilovers to a 991 without giving up your factory active anti-roll bar system.\u003c\/p\u003e\n\n\u003cp\u003eFits the \u003cstrong\u003ePorsche 911 991.1 and 991.2, 2013-2017\u003c\/strong\u003e. Bilstein's B1 line covers the attachment and service hardware that shock absorbers depend on. This kit is engineered to be used \u003cstrong\u003ein conjunction with a Bilstein coilover kit\u003c\/strong\u003e, on cars \u003cstrong\u003eequipped with the factory active stabilizer bar system (PDCC)\u003c\/strong\u003e. Without it, fitting adjustable coilovers to a PDCC car means losing the active bar functionality. All required components and instructions are included.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRetains full factory active anti-roll bar functionality after a coilover install\u003c\/li\u003e\n\u003cli\u003eRemoves the choice between ride height adjustment and active roll control\u003c\/li\u003e\n\u003cli\u003eAll required brackets, fasteners and instructions supplied in the kit\u003c\/li\u003e\n\u003cli\u003eOriginal equipment manufacturer quality throughout\u003c\/li\u003e\n\u003cli\u003eEngineered specifically for the 991 chassis — not a universal bracket\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1 2013-2017\u003c\/li\u003e\n\u003cli\u003ePorsche 911 991.2 2013-2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Requires a car fitted with the factory active stabilizer bar system (PDCC). Intended for use alongside a Bilstein coilover kit — this is an adapter kit, not a suspension kit in itself. Confirm part number 11-223900 and your car's PDCC equipment before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eKeep the active bar, get the ride height — from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063153987834,"sku":null,"price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-11-223900-b1-stabilizer-bar-adapter-kit-porsche-991-pdcc.jpg?v=1787122381"},{"product_id":"bilstein-b1-stabilizer-bar-adapter-kit-11-239680-porsche-911-991-1-991-2-2013-2017-pdcc-active-sway-bar-only","title":"Bilstein B1 Stabilizer Bar Adapter Kit 11-239680 | Porsche 911 991.1 \/ 991.2 2013-2017 PDCC \/ Active Sway Bar Only","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B1 stabilizer bar adapter kit\u003c\/strong\u003e, part number \u003cstrong\u003e11-239680\u003c\/strong\u003e, is what lets you fit Bilstein ride-height adjustable coilovers to a 991 without giving up your factory active anti-roll bar system.\u003c\/p\u003e\n\n\u003cp\u003eFits the \u003cstrong\u003ePorsche 911 991.1 and 991.2, 2013-2017\u003c\/strong\u003e. Bilstein's B1 line covers the attachment and service hardware that shock absorbers depend on. This kit is engineered to be used \u003cstrong\u003ein conjunction with a Bilstein coilover kit\u003c\/strong\u003e, on cars \u003cstrong\u003eequipped with the factory active stabilizer bar system (PDCC)\u003c\/strong\u003e. Without it, fitting adjustable coilovers to a PDCC car means losing the active bar functionality. All required components and instructions are included.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRetains full factory active anti-roll bar functionality after a coilover install\u003c\/li\u003e\n\u003cli\u003eRemoves the choice between ride height adjustment and active roll control\u003c\/li\u003e\n\u003cli\u003eAll required brackets, fasteners and instructions supplied in the kit\u003c\/li\u003e\n\u003cli\u003eOriginal equipment manufacturer quality throughout\u003c\/li\u003e\n\u003cli\u003eEngineered specifically for the 991 chassis — not a universal bracket\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1 2013-2017\u003c\/li\u003e\n\u003cli\u003ePorsche 911 991.2 2013-2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Requires a car fitted with the factory active stabilizer bar system (PDCC). Intended for use alongside a Bilstein coilover kit — this is an adapter kit, not a suspension kit in itself. Bilstein lists more than one adapter kit for the 991 — match part number 11-239680 to your specific car and coilover kit before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eKeep the active bar, get the ride height — from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063154020602,"sku":null,"price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-11-239680-b1-stabilizer-bar-adapter-kit-porsche-991-pdcc.jpg?v=1787122381"},{"product_id":"bilstein-b6-performance-rear-shock-absorber-24-118224-porsche-911-991-1-996-997-sold-each","title":"Bilstein B6 Performance Rear Shock Absorber 24-118224 | Porsche 911 991.1 \/ 996 \/ 997 Sold Each","description":"\u003cp\u003eSharpen the rear of your 911 with the \u003cstrong\u003eBilstein B6 Performance rear shock absorber\u003c\/strong\u003e, part number \u003cstrong\u003e24-118224\u003c\/strong\u003e. A monotube gas-pressure damper that improves handling and stability without lowering the car or requiring new springs.\u003c\/p\u003e\n\n\u003cp\u003eCoverage spans the \u003cstrong\u003e991.1, 996 and 997\u003c\/strong\u003e. B6 Performance is a direct upgrade over OE, engineered to pair with your factory springs. Application-specific valving and monotube construction eliminate the aeration and fade that soften twin-tube dampers on a hard drive, giving consistent control cold or hot.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonotube gas-pressure design — no fade, no aeration\u003c\/li\u003e\n\u003cli\u003eApplication-specific valving developed for the 911 rear axle\u003c\/li\u003e\n\u003cli\u003eOptimum grip and lane stability in everyday and extreme driving\u003c\/li\u003e\n\u003cli\u003eWorks with factory springs — no spring change required\u003c\/li\u003e\n\u003cli\u003eRetains factory ride height — B6 is the stock-height damper\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 996\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Rear position. One Bilstein part number can span several generations of the same chassis family — match part number 24-118224 to your specific car before ordering. Sold each — order two for a complete axle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe rear damping upgrade for the water-cooled 911, from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063243378938,"sku":null,"price":375.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-24-118224-b6-rear-shock-porsche-911-996-997-991.jpg?v=1787122381"},{"product_id":"bilstein-b8-performance-plus-rear-shock-absorber-24-118248-porsche-911-991-1-996-997-lowered-sport-suspension-only-sold-each","title":"Bilstein B8 Performance Plus Rear Shock Absorber 24-118248 | Porsche 911 991.1 \/ 996 \/ 997 Lowered \/ Sport Suspension Only Sold Each","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B8 Performance Plus rear shock absorber\u003c\/strong\u003e, part number \u003cstrong\u003e24-118248\u003c\/strong\u003e, is the rear damper for a 911 that has already been lowered. A monotube gas-pressure damper with a \u003cstrong\u003eshortened body\u003c\/strong\u003e, valved to control a lowered chassis properly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor lowered or sport suspension only.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1, 996 and 997\u003c\/strong\u003e. B8 Performance Plus is built specifically to pair with aftermarket lowering springs or factory sport suspension. The shortened body is what makes that work — and it is also why this is the wrong part for a stock-height car. On factory springs a B8 runs out of travel, rides harshly and wears out early. \u003cstrong\u003eIf your 911 sits at factory ride height, buy the B6 Performance instead.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShortened monotube body matched to a lowered ride height\u003c\/li\u003e\n\u003cli\u003eFirmer, application-specific valving for lowering springs and stiffer anti-roll bars\u003c\/li\u003e\n\u003cli\u003eLarger tube diameter takes higher side loads than a conventional damper\u003c\/li\u003e\n\u003cli\u003eControls the reduced travel a lowered car actually has\u003c\/li\u003e\n\u003cli\u003eMonotube gas-pressure design — no fade, no aeration\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 996\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Rear position. Requires lowering springs or factory sport suspension — do not fit to a stock-height car. One Bilstein part number can span several generations of the same chassis family — match part number 24-118248 to your specific car before ordering. Sold each — order two for a complete axle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe right rear damper for a lowered 911, from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063243444474,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-24-118248-b8-rear-shock-porsche-911-996-997-991-lowered.jpg?v=1787122381"},{"product_id":"bilstein-b8-performance-plus-front-left-strut-assembly-35-135913-porsche-911-991-1-997-lowered-sport-suspension-only-sold-each","title":"Bilstein B8 Performance Plus Front Left Strut Assembly 35-135913 | Porsche 911 991.1 \/ 997 Lowered \/ Sport Suspension Only Sold Each","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B8 Performance Plus front left strut assembly\u003c\/strong\u003e, part number \u003cstrong\u003e35-135913\u003c\/strong\u003e, is the driver's-side front strut for a 911 that has already been lowered. A complete monotube gas-pressure strut with a \u003cstrong\u003eshortened body\u003c\/strong\u003e, valved to control a lowered chassis properly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor lowered or sport suspension only.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1 and 997\u003c\/strong\u003e. B8 Performance Plus is built specifically to pair with aftermarket lowering springs or factory sport suspension. The shortened body is what makes that work — and it is also why this is the wrong part for a stock-height car. On factory springs a B8 runs out of travel, rides harshly and wears out early. \u003cstrong\u003eIf your 911 sits at factory ride height, buy the B6 Performance instead.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Left side only — order part number 35-135920 for the right side.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShortened monotube body matched to a lowered ride height\u003c\/li\u003e\n\u003cli\u003eComplete strut assembly — no housing rebuild required\u003c\/li\u003e\n\u003cli\u003eSide-specific construction for correct mounting and clearance\u003c\/li\u003e\n\u003cli\u003eFirmer, application-specific valving for lowering springs and stiffer anti-roll bars\u003c\/li\u003e\n\u003cli\u003eControls the reduced travel a lowered car actually has\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Front left position. This is a side-specific part — it fits the left side only. Requires lowering springs or factory sport suspension — do not fit to a stock-height car.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe right front strut for a lowered 911, from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063290040570,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-35-135913-b8-front-left-strut-assembly-porsche-991-997-lowered.png?v=1787122430"},{"product_id":"bilstein-b8-performance-plus-front-right-strut-assembly-35-135920-porsche-911-991-1-997-lowered-sport-suspension-only-sold-each","title":"Bilstein B8 Performance Plus Front Right Strut Assembly 35-135920 | Porsche 911 991.1 \/ 997 Lowered \/ Sport Suspension Only Sold Each","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B8 Performance Plus front right strut assembly\u003c\/strong\u003e, part number \u003cstrong\u003e35-135920\u003c\/strong\u003e, is the passenger's-side front strut for a 911 that has already been lowered. A complete monotube gas-pressure strut with a \u003cstrong\u003eshortened body\u003c\/strong\u003e, valved to control a lowered chassis properly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor lowered or sport suspension only.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1 and 997\u003c\/strong\u003e. B8 Performance Plus is built specifically to pair with aftermarket lowering springs or factory sport suspension. The shortened body is what makes that work — and it is also why this is the wrong part for a stock-height car. On factory springs a B8 runs out of travel, rides harshly and wears out early. \u003cstrong\u003eIf your 911 sits at factory ride height, buy the B6 Performance instead.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Right side only — order part number 35-135913 for the left side.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShortened monotube body matched to a lowered ride height\u003c\/li\u003e\n\u003cli\u003eComplete strut assembly — no housing rebuild required\u003c\/li\u003e\n\u003cli\u003eSide-specific construction for correct mounting and clearance\u003c\/li\u003e\n\u003cli\u003eFirmer, application-specific valving for lowering springs and stiffer anti-roll bars\u003c\/li\u003e\n\u003cli\u003eControls the reduced travel a lowered car actually has\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Front right position. This is a side-specific part — it fits the right side only. Requires lowering springs or factory sport suspension — do not fit to a stock-height car.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe right front strut for a lowered 911, from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063290073338,"sku":null,"price":425.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-35-135920-b8-front-right-strut-assembly-porsche-991-997-lowered.png?v=1787122430"},{"product_id":"bilstein-b6-performance-damptronic-front-strut-assembly-35-118251-porsche-911-991-1-996-997-pasm-standard-chassis-sold-each","title":"Bilstein B6 Performance DampTronic Front Strut Assembly 35-118251 | Porsche 911 991.1 \/ 996 \/ 997 PASM Standard Chassis Sold Each","description":"\u003cp\u003eUpgrade your 911's front damping without losing the electronics with the \u003cstrong\u003eBilstein B6 Performance DampTronic front strut assembly\u003c\/strong\u003e, part number \u003cstrong\u003e35-118251\u003c\/strong\u003e. A monotube upside-down gas-pressure strut built to work with the factory electronically adjustable suspension.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor cars with PASM and the standard chassis.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1, 996 and 997\u003c\/strong\u003e. DampTronic struts retain all the active features of the factory electronic suspension — drive modes, adjustable settings and in-dash controls all keep working, with no reprogramming needed. What changes is the damping itself: application-specific valving and monotube construction deliver sharper turn-in than the OE unit, at factory ride height. \u003cstrong\u003eIf your car does not have PASM, this is not the correct strut.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFully compatible with the factory PASM system — no reprogramming\u003c\/li\u003e\n\u003cli\u003eDrive modes and in-dash suspension controls continue to function\u003c\/li\u003e\n\u003cli\u003eMonotube upside-down design — greater side-load capacity, no fade\u003c\/li\u003e\n\u003cli\u003eApplication-specific valving developed for the 911 front axle\u003c\/li\u003e\n\u003cli\u003eRetains factory ride height — works with factory springs\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 996\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Front position. DampTronic — Bilstein lists this part \u003cstrong\u003ewith PASM\u003c\/strong\u003e and \u003cstrong\u003ewith standard chassis\u003c\/strong\u003e. Cars with the factory sport chassis or without PASM need a different part. Sold each — order two for a complete axle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eKeep the electronics, upgrade the damping — from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063411216634,"sku":null,"price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-35-118251-b6-damptronic-front-strut-assembly-porsche-911-pasm.png?v=1787122431"},{"product_id":"bilstein-b6-performance-damptronic-rear-shock-absorber-26-118260-porsche-911-991-1-996-997-pasm-only-sold-each","title":"Bilstein B6 Performance DampTronic Rear Shock Absorber 26-118260 | Porsche 911 991.1 \/ 996 \/ 997 PASM Only Sold Each","description":"\u003cp\u003eUpgrade your 911's rear damping without losing the electronics with the \u003cstrong\u003eBilstein B6 Performance DampTronic rear shock absorber\u003c\/strong\u003e, part number \u003cstrong\u003e26-118260\u003c\/strong\u003e. A performance damper built to work with the factory electronically adjustable suspension.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor cars with PASM only.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1, 996 and 997\u003c\/strong\u003e. DampTronic dampers retain all the active features of the factory electronic suspension — drive modes, adjustable settings and in-dash controls all keep working, with no reprogramming needed. What changes is the damping itself: application-specific valving delivers sharper body control than the OE unit, at factory ride height. \u003cstrong\u003eIf your car does not have PASM, this is not the correct damper.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFully compatible with the factory PASM system — no reprogramming\u003c\/li\u003e\n\u003cli\u003eDrive modes and in-dash suspension controls continue to function\u003c\/li\u003e\n\u003cli\u003eMonotube gas-pressure design — no fade, no aeration\u003c\/li\u003e\n\u003cli\u003eApplication-specific valving developed for the 911 rear axle\u003c\/li\u003e\n\u003cli\u003eRetains factory ride height — works with factory springs\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 996\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Rear position. DampTronic — requires a car fitted with PASM. Pairs with the B6 DampTronic front strut 35-118251. Sold each — order two for a complete axle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eKeep the electronics, upgrade the damping — from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063411249402,"sku":null,"price":525.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-26-118260-b6-damptronic-rear-shock-porsche-911-pasm.jpg?v=1787122431"},{"product_id":"bilstein-b8-performance-plus-damptronic-rear-shock-absorber-26-118284-porsche-911-991-1-996-997-pasm-only-lowered-sport-suspension-only-sold-each","title":"Bilstein B8 Performance Plus DampTronic Rear Shock Absorber 26-118284 | Porsche 911 991.1 \/ 996 \/ 997 PASM Only Lowered \/ Sport Suspension Only Sold Each","description":"\u003cp\u003eThe \u003cstrong\u003eBilstein B8 Performance Plus DampTronic rear shock absorber\u003c\/strong\u003e, part number \u003cstrong\u003e26-118284\u003c\/strong\u003e, is the rear damper for a PASM-equipped 911 that has also been lowered. A monotube gas-pressure damper with a \u003cstrong\u003eshortened body\u003c\/strong\u003e, built to work with the factory electronically adjustable suspension.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTwo requirements: PASM, and lowering springs or sport suspension.\u003c\/strong\u003e Coverage spans the \u003cstrong\u003e991.1, 996 and 997\u003c\/strong\u003e. The DampTronic side means the factory drive modes and in-dash controls keep working with no reprogramming. The B8 side means the shortened body is matched to a lowered ride height — \u003cstrong\u003eon factory-height springs it runs out of travel, rides harshly and wears out early. A stock-height PASM car needs the B6 DampTronic (26-118260) instead.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShortened monotube body matched to a lowered ride height\u003c\/li\u003e\n\u003cli\u003eFully compatible with the factory PASM system — no reprogramming\u003c\/li\u003e\n\u003cli\u003eDrive modes and in-dash suspension controls continue to function\u003c\/li\u003e\n\u003cli\u003eFirmer valving for lowering springs and stiffer anti-roll bars\u003c\/li\u003e\n\u003cli\u003eControls the reduced travel a lowered car actually has\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991.1\u003c\/li\u003e\n\u003cli\u003ePorsche 911 996\u003c\/li\u003e\n\u003cli\u003ePorsche 911 997\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Rear position. DampTronic — requires a car fitted with PASM. Also requires lowering springs or factory sport suspension. Sold each — order two for a complete axle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe right rear damper for a lowered PASM 911, from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063411282170,"sku":null,"price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-26-118284-b8-damptronic-rear-shock-porsche-911-pasm-lowered.jpg?v=1787122431"},{"product_id":"bilstein-b6-performance-damptronic-rear-shock-absorber-26-218496-porsche-911-991-2012-2019-pasm-only-sold-each","title":"Bilstein B6 Performance DampTronic Rear Shock Absorber 26-218496 | Porsche 911 991 2012-2019 PASM Only Sold Each","description":"\u003cp\u003eUpgrade your 991's rear damping without losing the electronics with the \u003cstrong\u003eBilstein B6 Performance DampTronic rear shock absorber\u003c\/strong\u003e, part number \u003cstrong\u003e26-218496\u003c\/strong\u003e. A performance damper built to work with the factory PASM electronically adjustable suspension.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFor cars with PASM only.\u003c\/strong\u003e Fits the \u003cstrong\u003e991, 2012-2019\u003c\/strong\u003e. DampTronic dampers retain all the active features of the factory electronic suspension — drive modes, adjustable settings and in-dash controls all keep working, with no reprogramming needed. What changes is the damping itself: application-specific valving delivers sharper body control than the OE unit, at factory ride height. \u003cstrong\u003eIf your car does not have PASM, this is not the correct damper.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold individually. Two required per axle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFully compatible with the factory PASM system — no reprogramming\u003c\/li\u003e\n\u003cli\u003eDrive modes and in-dash suspension controls continue to function\u003c\/li\u003e\n\u003cli\u003eMonotube gas-pressure design — no fade, no aeration\u003c\/li\u003e\n\u003cli\u003eApplication-specific valving developed for the 991 rear axle\u003c\/li\u003e\n\u003cli\u003eRetains factory ride height — works with factory springs\u003c\/li\u003e\n\u003cli\u003eLimited Lifetime Warranty against manufacturer defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 991 2012-2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Rear position. DampTronic — requires a car fitted with PASM. Sold each — order two for a complete axle. Confirm part number 26-218496 against your car before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eKeep the electronics, upgrade the damping — from the original equipment supplier.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":50063411937530,"sku":null,"price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/bilstein-26-218496-b6-damptronic-rear-shock-porsche-991-pasm.jpg?v=1787122431"},{"product_id":"2012-2016-porsche-991-carrera-gt3-turbo-afe-power-magnum-flow-pro-5r-performance-air-filter","title":"aFe Power Magnum FLOW Pro 5R Air Filter | Porsche 911 (991) 2012-2016 H6-3.4L\/3.8L | Set of 2","description":"\u003cp\u003e\u003cstrong\u003eaFe Power Magnum FLOW OE Replacement Air Filters with Pro 5R Media\u003c\/strong\u003e replace both factory paper elements in the 991. They drop into the standard airboxes with no modification and aFe measures them at 488 CFM — a 27% increase in flow over the filters they replace.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThis is the oiled filter.\u003c\/strong\u003e Pro 5R uses five layers of progressively finer mesh cotton gauze, factory-oiled — the highest-flowing drop-in media aFe makes, and the one to pick if the car sees track days. It is washable and reusable, but both elements have to be cleaned and re-oiled at service intervals with aFe's Pro 5R restore kit. Be sparing with the oil: an over-oiled element can contaminate a mass airflow sensor. If you would rather never think about oil, the identical pair is available in dry synthetic media as Pro DRY S, part number 31-10242.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOutflows the factory filters by 27% — measured at 488 CFM @ 1-1\/2\" H2O\u003c\/li\u003e\n\u003cli\u003ePro 5R factory-oiled 5-layer progressive cotton gauze media for maximum performance\u003c\/li\u003e\n\u003cli\u003eContains two air filters — one per airbox, both sides covered in one box\u003c\/li\u003e\n\u003cli\u003eDeep, open pleats increase surface area, flow and dust-holding capacity\u003c\/li\u003e\n\u003cli\u003e100% polyurethane frames on all sides that hold their shape through repeated heat cycles\u003c\/li\u003e\n\u003cli\u003eWashable and reusable for multiple cleaning cycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePorsche 911 (991) 2012–2016 — H6-3.4L \/ 3.8L\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Part number 30-10242 contains two air filters. The 991 Turbo and Turbo S take a different aFe part number. Clean and re-oil both elements at regular service intervals using aFe's Pro 5R restore kit — oiled-filter cleaner plus blue filter oil. Do not over-oil: excess oil can foul the mass airflow sensor. aFe states this product does not require a CARB EO number.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eBoth airboxes done in one box, and the last air filters the car needs to buy.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"aFe Power","offers":[{"title":"Default Title","offer_id":50063425732858,"sku":null,"price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/30-10242-afe-pro-5r-air-filter-porsche-911-991-1.png?v=1787200124"},{"product_id":"porsche-911-carrera-3-0-tt-ecu-tune-991-2","title":"Porsche 911 Carrera 3.0 TT ECU Tuning – 9A2 Optimized Performance | 991.2 2017","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 Carrera 3.0 twin-turbo calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e370 hp → 490 hp\u003c\/strong\u003e — estimated gain of +120 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e331 lb-ft → 420 lb-ft\u003c\/strong\u003e — estimated gain of +89 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 Carrera\u003c\/strong\u003e runs the \u003cstrong\u003e9A2 3.0L twin-turbocharged flat-six\u003c\/strong\u003e, and it is the single most responsive Porsche platform to a recalibration. When Porsche turbocharged the Carrera in 2017 they calibrated it conservatively on boost, ignition timing and fuelling to survive worst-case global fuel quality — which is why the gain here is the largest in our Porsche range. Note this is the twin-turbo 3.0 only. The earlier 991.1 Carrera uses the naturally aspirated 3.4 and 3.8, and responds very differently; make sure you are buying for the right car.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A2 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera (991.2) — 3.0L twin-turbocharged flat-six, 9A2, 2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void your factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065316970746,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true},{"title":"Tune + BMC Performance Filter","offer_id":50139845984506,"sku":null,"price":2812.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-carrera-3-0tt-9a2-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-carrera-s-3-0-tt-ecu-tune-991-2","title":"Porsche 911 Carrera S 3.0 TT ECU Tuning – 9A2 Optimized Performance | 991.2 2017","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 Carrera S 3.0 twin-turbo calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e420 hp → 490 hp\u003c\/strong\u003e — estimated gain of +70 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e340 lb-ft → 420 lb-ft\u003c\/strong\u003e — estimated gain of +80 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 Carrera S\u003c\/strong\u003e runs the \u003cstrong\u003e9A2 3.0L twin-turbocharged flat-six\u003c\/strong\u003e in higher-output form, and it is one of the most responsive Porsche platforms to a recalibration. Porsche set the factory file conservatively on boost, ignition timing and fuelling to survive worst-case global fuel quality, and rewriting it for the fuel you actually run recovers the margin. Note this is the twin-turbo 3.0 only. The earlier 991.1 Carrera S uses the naturally aspirated 3.8 and responds very differently; make sure you are buying for the right car.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A2 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera S (991.2) — 3.0L twin-turbocharged flat-six, 9A2, 2017\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void your factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065317232890,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true},{"title":"Tune + BMC Performance Filter","offer_id":50139849130234,"sku":null,"price":2812.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-carrera-s-3-0tt-9a2-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-turbo-3-8-tt-ecu-tune-991","title":"Porsche 911 Turbo 3.8 TT ECU Tuning – 9A1 Optimized Performance | 991 2012–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991 Turbo 3.8 twin-turbo calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e513 hp → 610 hp\u003c\/strong\u003e — estimated gain of +97 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e487 lb-ft → 580 lb-ft\u003c\/strong\u003e — estimated gain of +93 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991 Turbo\u003c\/strong\u003e runs the \u003cstrong\u003e9A1 3.8L twin-turbocharged flat-six\u003c\/strong\u003e with variable-geometry turbochargers. This is a platform Porsche deliberately left margin in — the factory file is set conservatively on boost, ignition timing and fuelling to survive worst-case global fuel quality, and the hardware is built to a far higher standard than the stock output requires. Recalibrated for the fuel you actually run, a 991 Turbo picks up close to 100 hp without touching a single component.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A1 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Turbo (991) — 3.8L twin-turbocharged flat-six, 9A1, 2012–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065361764602,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true},{"title":"Tune + BMC Performance Filter","offer_id":50139849294074,"sku":null,"price":2687.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-911-turbo-3-8tt-9a1-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-turbo-s-3-8-tt-ecu-tune-991","title":"Porsche 911 Turbo S 3.8 TT ECU Tuning – 9A1 Optimized Performance | 991 2012–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991 Turbo S 3.8 twin-turbo calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e552 hp → 630 hp\u003c\/strong\u003e — estimated gain of +78 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e516 lb-ft → 600 lb-ft\u003c\/strong\u003e — estimated gain of +84 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991 Turbo S\u003c\/strong\u003e runs the \u003cstrong\u003e9A1 3.8L twin-turbocharged flat-six\u003c\/strong\u003e in its highest factory state of tune, with larger variable-geometry turbochargers than the standard Turbo. Porsche still calibrated it conservatively on boost, ignition timing and fuelling for worst-case global fuel. Recalibrated for the fuel you actually run, the Turbo S gains close to 80 hp and a solid 84 lb-ft on entirely stock hardware.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A1 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Turbo S (991) — 3.8L twin-turbocharged flat-six, 9A1, 2012–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065361797370,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true},{"title":"Tune + aFe Pro DRY S Filter","offer_id":50139839070458,"sku":null,"price":2682.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-911-turbo-s-3-8tt-9a1-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-carrera-3-4-ecu-tune-991-1","title":"Porsche 911 Carrera 3.4 ECU Tuning – 9A1 Optimized Performance | 991.1 2011–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.1 Carrera 3.4 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e345 hp → 360 hp\u003c\/strong\u003e — estimated gain of +15 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e288 lb-ft → 310 lb-ft\u003c\/strong\u003e — estimated gain of +22 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.1 Carrera\u003c\/strong\u003e runs the \u003cstrong\u003e9A1 3.4L direct-injection naturally aspirated flat-six\u003c\/strong\u003e. There is no boost to raise, so the gain comes from ignition timing, fuelling, throttle mapping and rev limits — and here the torque figure is the interesting one: +22 lb-ft against +15 hp, which is felt in the mid-range where the car spends its life. \u003cstrong\u003eCheck which 991 you have before ordering.\u003c\/strong\u003e This is the naturally aspirated 3.4. From 2017 the 991.2 Carrera switched to a twin-turbo 3.0 and gains roughly eight times as much from a flash; the two are not interchangeable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A1 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera (991.1) — 3.4L naturally aspirated flat-six, 9A1, 2011–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065490542842,"sku":null,"price":1788.0,"currency_code":"USD","in_stock":true},{"title":"Tune + aFe Pro DRY S Filter Set","offer_id":50139838873850,"sku":null,"price":2002.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-1-911-carrera-3-4-9a1-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-carrera-s-3-8-ecu-tune-991-1","title":"Porsche 911 Carrera S 3.8 ECU Tuning – 9A1 Optimized Performance | 991.1 2011–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.1 Carrera S 3.8 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e395 hp → 420 hp\u003c\/strong\u003e — estimated gain of +25 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e325 lb-ft → 355 lb-ft\u003c\/strong\u003e — estimated gain of +30 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.1 Carrera S\u003c\/strong\u003e runs the \u003cstrong\u003e9A1 3.8L direct-injection naturally aspirated flat-six\u003c\/strong\u003e. There is no boost to raise, so the gain comes from ignition timing, fuelling, throttle mapping and rev limits — but at +25 hp and +30 lb-ft this is one of the better naturally aspirated results in the range, and the torque arrives where you use it. \u003cstrong\u003eCheck which 991 you have before ordering.\u003c\/strong\u003e This is the naturally aspirated 3.8. From 2017 the 991.2 Carrera S switched to a twin-turbo 3.0; the two are not interchangeable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A1 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera S (991.1) — 3.8L naturally aspirated flat-six, 9A1, 2011–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065490575610,"sku":null,"price":1788.0,"currency_code":"USD","in_stock":true},{"title":"Tune + aFe Pro DRY S Filter Set","offer_id":50139838939386,"sku":null,"price":2002.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-1-911-carrera-s-3-8-9a1-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-carrera-gts-3-8-ecu-tune-991-1","title":"Porsche 911 Carrera GTS 3.8 ECU Tuning – 9A1 Optimized Performance | 991.1 2015–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.1 Carrera GTS 3.8 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e424 hp → 440 hp\u003c\/strong\u003e — estimated gain of +16 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e325 lb-ft → 355 lb-ft\u003c\/strong\u003e — estimated gain of +30 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.1 Carrera GTS\u003c\/strong\u003e runs the \u003cstrong\u003e9A1 3.8L direct-injection naturally aspirated flat-six\u003c\/strong\u003e in its highest factory state of tune. Because Porsche already took part of the calibration margin building the GTS, the horsepower step is smaller than on the Carrera S — but the torque gain is identical at +30 lb-ft, and that is the part you feel. Be realistic: this is a sharpening of an already very well sorted car, not a transformation. \u003cstrong\u003eCheck which 991 you have before ordering:\u003c\/strong\u003e this is the naturally aspirated 3.8 GTS, not the 991.2 twin-turbo 3.0.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom 9A1 ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Carrera GTS (991.1) — 3.8L naturally aspirated flat-six, 9A1, 2015–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065490608378,"sku":null,"price":1788.0,"currency_code":"USD","in_stock":true},{"title":"Tune + aFe Pro DRY S Filter Set","offer_id":50139839004922,"sku":null,"price":2002.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-1-911-carrera-gts-3-8-9a1-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-gt3-3-8-ecu-tune-991","title":"Porsche 911 GT3 3.8 ECU Tuning – Optimized Performance | 991 2012–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991 GT3 3.8 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e469 hp → 495 hp\u003c\/strong\u003e — estimated gain of +26 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e325 lb-ft → 340 lb-ft\u003c\/strong\u003e — estimated gain of +15 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991 GT3\u003c\/strong\u003e runs the 3.8L naturally aspirated flat-six that revs to 9,000 rpm from the factory. Be realistic about the size of this step: roughly 6%, won through ignition timing, fuelling, throttle mapping and rev limits, because there is no boost to raise. Porsche's GT department calibrated this engine about as tightly as any road car they have built, and there is correspondingly less margin left than on a Carrera. What a flash gives you is sharper response and a cleaner top end — worth having on a car you track, but not a different car. Anyone quoting you turbo-sized numbers on a GT3 is overselling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 GT3 (991) — 3.8L naturally aspirated flat-six, 2012–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065492508922,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-911-gt3-3-8-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-gt3-rs-4-0-ecu-tune-991","title":"Porsche 911 GT3 RS 4.0 ECU Tuning – Optimized Performance | 991 2015–2016","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991 GT3 RS 4.0 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e493 hp → 515 hp\u003c\/strong\u003e — estimated gain of +22 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e339 lb-ft → 355 lb-ft\u003c\/strong\u003e — estimated gain of +16 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991 GT3 RS\u003c\/strong\u003e runs the 4.0L naturally aspirated flat-six — the most highly developed engine in this catalog and one of the most tightly calibrated road-car engines Porsche has ever shipped. Be realistic: roughly 4%, won through ignition timing, fuelling, throttle mapping and rev limits, because there is no boost to raise. On a car engineered this thoroughly there is genuinely little left in the file, and we will not pretend otherwise. What you get is a crisper pedal and a cleaner top end. If someone quotes you a big number on a GT3 RS, ask them exactly where they think it is coming from.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 GT3 RS (991) — 4.0L naturally aspirated flat-six, 2015–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065492574458,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-911-gt3-rs-4-0-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-gt2-rs-3-8-tt-ecu-tune-991-2","title":"Porsche 911 GT2 RS 3.8 TT ECU Tuning – Optimized Performance | 991.2 2019","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e911 GT2 RS calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e690 hp → 765 hp\u003c\/strong\u003e — estimated gain of +75 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e553 lb-ft → 633 lb-ft\u003c\/strong\u003e — estimated gain of +80 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 GT2 RS\u003c\/strong\u003e runs the 3.8L twin-turbocharged flat-six built by Porsche's GT department — rear-wheel drive, water-injected, and the most powerful road-going 911 of its generation. This is the rare case where a GT car responds like a turbo car rather than like a GT3, because it is one: there is boost to work with, and the factory file still carries margin for worst-case global fuel. At +75 hp and +80 lb-ft this is the largest gain of any car in our GT range.\u003c\/p\u003e\n\n\u003cp\u003eGiven the value and limited production of these cars, we would rather speak to you before you order than after. \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we will confirm exactly what your car needs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 GT2 RS (991.2) — 3.8L twin-turbocharged flat-six, 2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Tune Only","offer_id":50065503486202,"sku":null,"price":3488.0,"currency_code":"USD","in_stock":true},{"title":"Tune + BMC Carbon Racing Filter","offer_id":50139845525754,"sku":null,"price":4683.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-gt2-rs-3-8tt-ecu-tuning.png?v=1787091721"},{"product_id":"porsche-911-gt3-4-0-ecu-tune-991-2","title":"Porsche 911 GT3 4.0 ECU Tuning – Optimized Performance | 991.2 2017–2019","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 GT3 calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e500 hp → 525 hp\u003c\/strong\u003e — estimated gain of +25 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e339 lb-ft → 359 lb-ft\u003c\/strong\u003e — estimated gain of +20 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 GT3\u003c\/strong\u003e runs the 4.0L naturally aspirated flat-six. Worth stating clearly, because it catches people out: \u003cstrong\u003ewhen the 991.2 Carrera went twin-turbo in 2017, the GT3 did not.\u003c\/strong\u003e It kept the naturally aspirated engine, and it behaves accordingly — roughly 5% from ignition timing, fuelling, throttle mapping and rev limits, with no boost to raise. Porsche's GT department calibrates these tightly, so this is sharper response and a cleaner top end rather than a transformation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 GT3 (991.2) — 4.0L naturally aspirated flat-six, 2017–2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065548968186,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-gt3-4-0-ecu-tuning.png?v=1787091771"},{"product_id":"porsche-911-gt3-rs-4-0-ecu-tune-991-2","title":"Porsche 911 GT3 RS 4.0 ECU Tuning – Optimized Performance | 991.2 2019","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 GT3 RS calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — real gains with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 hp → 545 hp\u003c\/strong\u003e — estimated gain of +25 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e346 lb-ft → 366 lb-ft\u003c\/strong\u003e — estimated gain of +20 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSharper throttle response and revised rev limits\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 GT3 RS\u003c\/strong\u003e runs the 520 hp 4.0L naturally aspirated flat-six — the most highly developed version of that engine Porsche put in a road car before the 992. Be realistic: roughly 5%, from ignition timing, fuelling, throttle mapping and rev limits, because there is no boost to raise. On an engine engineered to this standard there is genuinely little left in the file, and we will not pretend otherwise. What you get is a crisper pedal and a cleaner top end. This is the 520 hp 991.2 car; the earlier 493 hp 991.1 GT3 RS takes a different calibration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized ignition timing, fuelling and rev limits for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 GT3 RS (991.2) — 4.0L naturally aspirated flat-six, 520 hp, 2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065549000954,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-gt3-rs-4-0-ecu-tuning.png?v=1787091832"},{"product_id":"porsche-911-turbo-3-8-tt-ecu-tune-991-2","title":"Porsche 911 Turbo 3.8 TT ECU Tuning – Optimized Performance | 991.2 2017–2019","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 Turbo calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 hp → 600 hp\u003c\/strong\u003e — estimated gain of +80 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e487 lb-ft → 567 lb-ft\u003c\/strong\u003e — estimated gain of +80 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 Turbo\u003c\/strong\u003e runs the 3.8L twin-turbocharged flat-six with variable-geometry turbochargers, revised for the facelift with a stronger low-end response. Porsche calibrates the standard Turbo conservatively to protect the gap to the Turbo S above it, and to survive worst-case global fuel quality anywhere it is sold. Recalibrated for the fuel you actually run, that margin is worth a matched +80 hp and +80 lb-ft on stock hardware.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Turbo (991.2) — 3.8L twin-turbocharged flat-six, 2017–2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065558077690,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-turbo-3-8tt-ecu-tuning.png?v=1787091832"},{"product_id":"porsche-911-turbo-s-3-8-tt-ecu-tune-991-2","title":"Porsche 911 Turbo S 3.8 TT ECU Tuning – Optimized Performance | 991.2 2017–2019","description":"\u003cp\u003eThis isn't a generic flash. Our \u003cstrong\u003e991.2 Turbo S calibrations\u003c\/strong\u003e are developed in-house, optimized on the dyno, and tested on the street and track. Every map is built around your fuel, your hardware and how you actually drive the car — maximum power with factory-level refinement and reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEstimated on a healthy car with known-good fuel:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e560 hp → 600 hp\u003c\/strong\u003e — estimated gain of +40 hp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e516 lb-ft → 576 lb-ft\u003c\/strong\u003e — estimated gain of +60 lb-ft\u003c\/li\u003e\n\u003cli\u003eFuel maps available for \u003cstrong\u003e91, 93 and 100 octane\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable throttle response and boost timing\u003c\/li\u003e\n\u003cli\u003eCalibrated for consistent performance in all conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e991.2 Turbo S\u003c\/strong\u003e runs the 3.8L twin-turbocharged flat-six in its highest factory state of tune, with larger variable-geometry turbochargers than the standard Turbo. Porsche had already leaned on this calibration hard, so the horsepower step is smaller than on the standard 991.2 Turbo — the torque gain is the larger and more useful half of the change here. That is simply what is left in the file, and we would rather show you the honest split.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECU calibration developed around your fuel, hardware and driving preference\u003c\/li\u003e\n\u003cli\u003eOptimized boost, ignition timing and fuelling for your specific car\u003c\/li\u003e\n\u003cli\u003eThrottle response and drivability refinement\u003c\/li\u003e\n\u003cli\u003eFuel map matched to the octane you actually run — 91, 93 or 100\u003c\/li\u003e\n\u003cli\u003eOBDII data cable shipped to you\u003c\/li\u003e\n\u003cli\u003eSame-day file turnaround once we have your stock read\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat we need from you:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour factory stock file, read with the cable we send you\u003c\/li\u003e\n\u003cli\u003eA complete list of current modifications\u003c\/li\u003e\n\u003cli\u003eVehicle details and VIN\u003c\/li\u003e\n\u003cli\u003eAn honest description of the car's mechanical condition and service history\u003c\/li\u003e\n\u003cli\u003eThe octane you run day to day\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSupported Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 Turbo S (991.2) — 3.8L twin-turbocharged flat-six, 2017–2019\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1. Order online.\u003c\/strong\u003e We ship you an OBDII data cable — typically 2–3 days to arrive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2. Read your stock file.\u003c\/strong\u003e Plug the cable into your OBD port, upload your factory file, then email it to us with a list of your current modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3. Get your file back the same day.\u003c\/strong\u003e We email your custom calibration back the day we receive your stock read — and we'll make sure you're happy with it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Southern California area?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e and we can tune your car in person instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBefore you order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower figures are estimates, not guarantees.\u003c\/strong\u003e Results vary with fuel quality, altitude, ambient temperature, mechanical condition, supporting modifications and dyno methodology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical condition\u003c\/strong\u003e — tuning raises cylinder pressure and driveline load. The car must be sound first. Pre-existing faults revealed or accelerated by tuning are not our responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate information required\u003c\/strong\u003e — we build the file from what you tell us. An unmodified stock read and an honest description of the car, its modifications and its condition are required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e — an ECU modification will likely void any remaining factory powertrain warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegal use\u003c\/strong\u003e — certain calibrations are for off-road and competition use only. Compliance with federal, state and local emissions law is the buyer's responsibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisk and liability\u003c\/strong\u003e — the customer assumes the risk of modification. Our liability is limited to the price of the tuning service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Tuning services are non-refundable once the file has been delivered. The service is complete at delivery. Full terms are on our Terms of Service page.\u003c\/p\u003e\n\n\u003cp\u003eQuestions about your specific car? \u003ca href=\"\/pages\/contact\"\u003eGet in touch\u003c\/a\u003e — we're happy to confirm the right calibration before you order.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003e\nRemote Delivery · Custom Calibration\u003c\/p\u003e","brand":"FlatSixSpirit","offers":[{"title":"Default Title","offer_id":50065558143226,"sku":null,"price":2488.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/porsche-991-2-911-turbo-s-3-8tt-ecu-tuning.png?v=1787091832"},{"product_id":"afe-power-31-10242-pro-dry-s-air-filter-porsche-911-991","title":"aFe Power Magnum FLOW Pro DRY S Air Filter | Porsche 911 (991) 2012-2016 H6-3.4L\/3.8L | Set of 2","description":"\u003cp\u003e\u003cstrong\u003eaFe Power Magnum FLOW OE Replacement Air Filters with Pro DRY S Media\u003c\/strong\u003e replace both factory paper elements in the 991. They drop into the standard airboxes with no modification and outflow the filters they replace — without introducing filter oil anywhere near the intake tract.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThis is the dry filter.\u003c\/strong\u003e Pro DRY S uses three layers of progressive oil-free synthetic media. It gives up a little peak airflow to the oiled Pro 5R version of the same filter, and gives you back elements you wash, dry and refit — nothing to over-apply, and nothing that can migrate downstream onto a mass airflow sensor. For a 991 that is driven on the road rather than lapped, that is usually the better trade. If you want maximum airflow instead, the oiled Pro 5R pair is part number 30-10242.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOil-free Pro DRY S 3-layer progressive synthetic media — no oiling, ever\u003c\/li\u003e\n\u003cli\u003eOutflows the disposable factory paper filters for improved throttle response\u003c\/li\u003e\n\u003cli\u003eNo filter oil means nothing that can contaminate a mass airflow sensor\u003c\/li\u003e\n\u003cli\u003eContains two air filters — one per airbox, both sides covered in one box\u003c\/li\u003e\n\u003cli\u003eDeep, open pleats increase surface area, flow and dust-holding capacity\u003c\/li\u003e\n\u003cli\u003e100% polyurethane frames on all sides that hold their shape through repeated heat cycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePorsche 911 (991) 2012–2016 — H6-3.4L \/ 3.8L\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Part number 31-10242 contains two air filters. Clean both elements at regular service intervals with aFe's dry-filter cleaner only — never apply filter oil to Pro DRY S media, and let them dry fully before refitting. aFe states this product does not require a CARB EO number.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eBoth airboxes done in one box, and no oil bottle in the garage.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"aFe Power","offers":[{"title":"Default Title","offer_id":50135533977850,"sku":null,"price":214.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/31-10242-afe-pro-dry-s-air-filter-porsche-911-991-1.webp?v=1787200216"},{"product_id":"bmc-fb709-01-air-filter-kit-porsche-911-991-carrera-gts-gt3","title":"BMC Performance Air Filter Kit | Porsche 911 (991) Carrera \/ S \/ GTS \/ GT3 \/ R 2011-2018 | Full Kit","description":"\u003cp\u003e\u003cstrong\u003eBMC FB709\/01 Replacement Air Filter Kit\u003c\/strong\u003e covers the 991.1 Carrera range plus the GT3 and the 991 R. BMC supplies this part number as a full kit — every element the car takes, in one box — and it drops into the standard airboxes with no modification.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBMC is the oiled-cotton option, made in Italy.\u003c\/strong\u003e Multi-layered cotton gauze soaked in low-viscosity oil, wrapped in an epoxy-coated alloy mesh that resists petrol fumes and humidity. BMC rates the media at 7 microns against roughly 10 for OEM paper — more airflow and finer filtration together. Supplied pre-oiled and regenerated with a BMC cleaning kit rather than replaced. Apply oil sparingly at service time; over-oiling is how filter oil ends up somewhere it should not be.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupplied as a full kit — both airboxes covered in one box\u003c\/li\u003e\n\u003cli\u003eHigher airflow than the original paper filters, with finer filtration\u003c\/li\u003e\n\u003cli\u003eTraps particles down to 7 microns — OEM paper is rated around 10\u003c\/li\u003e\n\u003cli\u003eMulti-layered cotton gauze in epoxy-coated alloy mesh, supplied pre-oiled\u003c\/li\u003e\n\u003cli\u003eFull Moulding construction — one-piece red rubber frames with no welded joints\u003c\/li\u003e\n\u003cli\u003eOne part number spans the 3.4, 3.8 and 4.0 engines of the 991.1 generation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911 (991) 3.4 H6 Carrera \/ Carrera Convertible 350HP — 2011–2015\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.4 H6 Carrera 4 350HP — 2014–2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 Carrera S \/ Carrera S Convertible 400HP — 2011–2015\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 Carrera 4 S 400HP — 2014–2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 Carrera GTS \/ Carrera 4 GTS 430HP — 2014–2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 GT3 475HP — 2013–2015\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 4.0 H6 R 500HP — 2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 4.0 H6 GT3 500HP — 2017–2018\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMC lists FB709\/01 as a Full Kit — it contains every filter element the listed applications require. The 991 Turbo and Turbo S take a different BMC part number. Clean and re-oil at service intervals with a BMC regeneration kit; use BMC filter oil only and apply it sparingly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThe whole car in one box, and no paper filters at the next service.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 2-Year BMC Warranty · 30-Day Returns\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":50135578902778,"sku":null,"price":194.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/fb709-01-bmc-air-filter-kit-porsche-911-991-carrera-gt3-1.png?v=1787202825"},{"product_id":"bmc-fb798-20-air-filter-porsche-911-991-turbo-turbo-s","title":"BMC Performance Air Filter | Porsche 911 (991 \/ 991.2) Turbo \/ Turbo S 2013-2019 H6-3.8L | Sold Each","description":"\u003cp\u003e\u003cstrong\u003eBMC FB798\/20 Replacement Air Filter\u003c\/strong\u003e is the drop-in panel for the 991 and 991.2 Turbo and Turbo S, up to and including the Turbo S Exclusive Series. It fits the factory airbox with no modification.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBMC is the oiled-cotton option, made in Italy.\u003c\/strong\u003e Multi-layered cotton gauze soaked in low-viscosity oil, wrapped in an epoxy-coated alloy mesh that resists petrol fumes and humidity. BMC rates the media at 7 microns against roughly 10 for OEM paper — on a 520 to 607 horsepower engine, extra airflow that does not cost you filtration is exactly the trade you want. Supplied pre-oiled and regenerated with a BMC cleaning kit. Apply oil sparingly at service time.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigher airflow than the original paper filter, with finer filtration\u003c\/li\u003e\n\u003cli\u003eTraps particles down to 7 microns — OEM paper is rated around 10\u003c\/li\u003e\n\u003cli\u003eMulti-layered cotton gauze in epoxy-coated alloy mesh, supplied pre-oiled\u003c\/li\u003e\n\u003cli\u003eFull Moulding construction — one-piece red rubber frame with no welded joints\u003c\/li\u003e\n\u003cli\u003eWashable and regenerable with a BMC cleaning kit\u003c\/li\u003e\n\u003cli\u003eSpans both 991 generations of Turbo, from the 520HP car to the 607HP Exclusive Series\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 Turbo 520HP — 2013–2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) 3.8 H6 Turbo S 560HP — 2013–2016\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.8 H6 Turbo 540HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.8 H6 Turbo S 580HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.8 H6 Turbo S Exclusive Series 607HP — 2016–2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMC lists FB798\/20 without a multi-filter annotation — it is supplied as a single filter. The 991 Carrera and GT3 take a different BMC part number. Clean and re-oil at service intervals with a BMC regeneration kit; use BMC filter oil only and apply it sparingly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eFit it once and service it instead of replacing it.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 2-Year BMC Warranty · 30-Day Returns\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":50135578968314,"sku":null,"price":199.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/fb798-20-bmc-air-filter-porsche-911-991-turbo-1.jpg?v=1787202825"},{"product_id":"bmc-fb907-04-air-filter-porsche-911-991-2-carrera","title":"BMC Performance Air Filter | Porsche 911 (991.2) Carrera \/ S \/ GTS \/ T \/ Targa 2016-2019 H6-3.0L | Sold Each","description":"\u003cp\u003e\u003cstrong\u003eBMC FB907\/04 Replacement Air Filter\u003c\/strong\u003e is the drop-in element for the 991.2 Carrera — the twin-turbo 3.0 cars. It replaces the factory paper filter in the standard airbox with no modification.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBMC is the oiled-cotton option, made in Italy.\u003c\/strong\u003e Multi-layered cotton gauze soaked in low-viscosity oil, wrapped in an epoxy-coated alloy mesh that resists petrol fumes and humidity. BMC rates the media at 7 microns against roughly 10 for OEM paper — more airflow and finer filtration together, which matters more on a boosted engine than a naturally aspirated one. Supplied pre-oiled and regenerated with a BMC cleaning kit. Apply oil sparingly at service time; over-oiling is how filter oil reaches a mass airflow sensor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigher airflow than the original paper filter, with finer filtration\u003c\/li\u003e\n\u003cli\u003eTraps particles down to 7 microns — OEM paper is rated around 10\u003c\/li\u003e\n\u003cli\u003eMulti-layered cotton gauze in epoxy-coated alloy mesh, supplied pre-oiled\u003c\/li\u003e\n\u003cli\u003eFull Moulding construction — one-piece red rubber frame with no welded joints\u003c\/li\u003e\n\u003cli\u003eWashable and regenerable with a BMC cleaning kit\u003c\/li\u003e\n\u003cli\u003eCovers the whole 991.2 Carrera range including T, GTS and Targa\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera 370HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera 4 370HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera S 420HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera 4S 420HP — 2016–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera GTS 450HP — 2017–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera 4 GTS 450HP — 2017–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera T 370HP — 2017–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera Targa 4 370HP — 2017–2019\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.0 H6 Carrera Targa 4S 420HP — 2017–2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMC lists FB907\/04 without a multi-filter annotation — it is supplied as a single filter. Cross-references Porsche 9P1 129 620. Clean and re-oil at service intervals with a BMC regeneration kit; use BMC filter oil only and apply it sparingly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThe 9A2 breathes through this. Wash it instead of buying it twice.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 2-Year BMC Warranty · 30-Day Returns\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":50135579033850,"sku":null,"price":324.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/fb907-04-bmc-air-filter-porsche-911-991-2-carrera-1.png?v=1787202825"},{"product_id":"bmc-crf01082-carbon-racing-filter-element-porsche-991-2-gt2-rs","title":"BMC Carbon Racing Filter Replacement Element | Porsche 911 (991.2) GT2 RS \/ Clubsport \u0026 935 2017-Present | Sold Each","description":"\u003cp\u003e\u003cstrong\u003eBMC CRF01082 Carbon Racing Filter replacement element\u003c\/strong\u003e is the service element for BMC's Carbon Racing Filter system on the 991.2 GT2 RS and the 911 (935). It is the filter itself, not the complete airbox system — buy it when the one in the car is due for replacement rather than regeneration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBMC is the oiled-cotton option, made in Italy.\u003c\/strong\u003e Multi-layered cotton gauze soaked in low-viscosity oil, wrapped in an epoxy-coated alloy mesh that resists petrol fumes and humidity. BMC rates the media at 7 microns against roughly 10 for OEM paper — and on a 700 horsepower engine the airflow the filter gives back is worth having. Supplied pre-oiled and regenerated with a BMC cleaning kit. Apply oil sparingly at service time.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement element for BMC's Carbon Racing Filter system\u003c\/li\u003e\n\u003cli\u003eHigher airflow than the original paper filter, with finer filtration\u003c\/li\u003e\n\u003cli\u003eTraps particles down to 7 microns — OEM paper is rated around 10\u003c\/li\u003e\n\u003cli\u003eMulti-layered cotton gauze in epoxy-coated alloy mesh, supplied pre-oiled\u003c\/li\u003e\n\u003cli\u003eFull Moulding construction — one-piece red rubber frame with no welded joints\u003c\/li\u003e\n\u003cli\u003eWashable and regenerable with a BMC cleaning kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.8 H6 Turbo GT2 RS 700HP — 2017 onwards\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991.2) 3.8 H6 Turbo GT2 RS Clubsport 700HP — 2018 onwards\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (935) 3.8 H6 Turbo 700HP — 2018 onwards\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e CRF01082 is the replacement filter element only — it is not the complete Carbon Racing Filter airbox system. BMC lists it without a multi-filter annotation, so it is supplied as a single element. Clean and re-oil at service intervals with a BMC regeneration kit; use BMC filter oil only and apply it sparingly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThe service element for the hardest 991 Porsche built, and the 935 that followed it.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 2-Year BMC Warranty · 30-Day Returns\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":50135579099386,"sku":null,"price":1195.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/crf01082-bmc-carbon-racing-filter-element-porsche-911-gt2-rs-1.png?v=1787202881"},{"product_id":"kn-33-2484-air-filter-set-porsche-911-991-carrera","title":"K\u0026N High-Flow Air Filter | Porsche 911 (991) 2012-2014 H6-3.4L\/3.6L\/3.8L | Set of 2","description":"\u003cp\u003e\u003cstrong\u003eK\u0026amp;N 33-2484 High-Flow Replacement Air Filter Set\u003c\/strong\u003e covers both airboxes on the 991 Carrera. K\u0026amp;N supply this part number two per box, so one order does the whole car, and both drop into the standard airboxes with no modification.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOiled cotton, the original high-flow media.\u003c\/strong\u003e K\u0026amp;N layers oiled cotton gauze between epoxy-coated aluminium mesh, rated to flow up to 50% more air than a disposable paper filter and tested in an ISO 5011 laboratory for filtration efficiency. Supplied pre-oiled; washed and re-oiled with a K\u0026amp;N Recharger kit, with up to 50,000 miles between cleanings under normal highway driving. Be sparing with the oil — an over-oiled element is how filter oil ends up on a mass airflow sensor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTwo filters per box — both airboxes covered in one order\u003c\/li\u003e\n\u003cli\u003eDesigned to flow up to 50% more air than disposable paper filters\u003c\/li\u003e\n\u003cli\u003eLayered, oiled cotton gauze media between epoxy-coated aluminium mesh\u003c\/li\u003e\n\u003cli\u003eISO 5011 laboratory tested for filtration efficiency\u003c\/li\u003e\n\u003cli\u003eWashable and reusable — up to 50,000 miles between cleanings\u003c\/li\u003e\n\u003cli\u003eBacked by K\u0026amp;N's 10-Year \/ Million Mile Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911 (991) H6-3.4L — 2012–2014\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) H6-3.6L\u003c\/li\u003e\n\u003cli\u003ePorsche 911 (991) H6-3.8L\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e K\u0026amp;N supply 33-2484 as 2 per box. K\u0026amp;N's own product application entry lists the 3.4L; the 3.6L and 3.8L coverage comes from the wider catalogue fitment data. Clean and re-oil both elements with a K\u0026amp;N Recharger kit; use K\u0026amp;N air filter oil only, apply it sparingly, and let them dry fully before refitting.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eBoth sides in one box, and nothing disposable in it.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · 10-Year \/ Million Mile Limited Warranty · 30-Day Returns\u003c\/p\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":50135719575802,"sku":null,"price":149.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/33-2484-kn-air-filter-porsche-911-991-1.webp?v=1787200536"},{"product_id":"afe-30-10276-pro-5r-air-filter-porsche-911-991-turbo-s","title":"aFe Power Magnum FLOW Pro 5R Air Filter | Porsche 911 (991) Turbo S 2014-2017 H6-3.8L | Sold Each","description":"\u003cp\u003e\u003cstrong\u003eaFe Power Magnum FLOW OE Replacement Air Filter with Pro 5R Media\u003c\/strong\u003e is a direct drop-in for the 991 Turbo S. It replaces the factory paper element in the standard airbox with no modification, and aFe measures it as a 24% increase in flow — which on a twin-turbo engine is airflow you can actually use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThis is the oiled filter.\u003c\/strong\u003e Pro 5R uses five layers of progressively finer mesh cotton gauze, factory-oiled — the highest-flowing drop-in media aFe makes. It is washable and reusable, but it has to be cleaned and re-oiled at service intervals with aFe's Pro 5R restore kit. Go easy on the oil: an over-oiled element can contaminate a mass airflow sensor, which is an expensive lesson on this car. If you would rather skip oil entirely, the identical filter is available in dry synthetic media as Pro DRY S, part number 31-10276.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUp to 24% increase in flow over the factory paper filter\u003c\/li\u003e\n\u003cli\u003ePro 5R factory-oiled 5-layer progressive cotton gauze media for maximum performance\u003c\/li\u003e\n\u003cli\u003e25 mm deep rounded open pleats produce more usable filter surface area\u003c\/li\u003e\n\u003cli\u003e100% polyurethane frame on all sides for an extra-long filter life\u003c\/li\u003e\n\u003cli\u003eProgressive bump seal design for a perfect fit with no gaskets or sealants\u003c\/li\u003e\n\u003cli\u003eWashable and reusable for multiple cleaning cycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePorsche 911 (991) Turbo S 2014–2017 — H6-3.8L twin-turbo\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Part number 30-10276 is supplied as a single filter. The 991 Carrera and GT3 take a different aFe part number. Clean and re-oil at regular service intervals using aFe's Pro 5R restore kit — oiled-filter cleaner plus blue filter oil. Do not over-oil: excess oil can foul the mass airflow sensor. aFe states this product does not require a CARB EO number.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eTen minutes with the airbox lid, and the last air filter a 991 Turbo S needs to buy.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"aFe Power","offers":[{"title":"Default Title","offer_id":50135779737850,"sku":null,"price":199.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/30-10276-afe-pro-5r-air-filter-porsche-911-991-turbo-s-1.webp?v=1787200217"},{"product_id":"afe-31-10276-pro-dry-s-air-filter-porsche-911-991-turbo-s","title":"aFe Power Magnum FLOW Pro DRY S Air Filter | Porsche 911 (991) Turbo S 2014-2017 H6-3.8L | Sold Each","description":"\u003cp\u003e\u003cstrong\u003eaFe Power Magnum FLOW OE Replacement Air Filter with Pro DRY S Media\u003c\/strong\u003e is a direct drop-in for the 991 Turbo S, and outflows the disposable paper element it replaces — without introducing filter oil anywhere near a boosted intake tract.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThis is the dry filter.\u003c\/strong\u003e Pro DRY S uses three layers of progressive oil-free synthetic media. It gives up a little peak airflow to the oiled Pro 5R and hands back a filter you wash, dry and refit — nothing to over-apply, and nothing that can migrate onto a mass airflow sensor. On a 560 to 580 horsepower car where sensor replacement is not cheap, that is a trade worth making. If you want maximum airflow instead, the oiled version is part number 30-10276.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOil-free Pro DRY S 3-layer progressive synthetic media — no oiling, ever\u003c\/li\u003e\n\u003cli\u003eOutflows the disposable factory paper filter for improved throttle response\u003c\/li\u003e\n\u003cli\u003eNo filter oil means nothing that can contaminate a mass airflow sensor\u003c\/li\u003e\n\u003cli\u003e100% polyurethane frame on all sides for an extra-long filter life\u003c\/li\u003e\n\u003cli\u003eProgressive bump seal design for a perfect fit with no gaskets or sealants\u003c\/li\u003e\n\u003cli\u003eWashable and reusable for multiple cleaning cycles — wash, dry, refit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePorsche 911 (991) Turbo S 2014–2017 — H6-3.8L twin-turbo\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Part number 31-10276 is supplied as a single filter. The 991 Carrera and GT3 take a different aFe part number. Clean at regular service intervals with aFe's dry-filter cleaner only — never apply filter oil to Pro DRY S media, and let the element dry fully before refitting. aFe states this product does not require a CARB EO number.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"YOUR-INSTRUCTION-URL-HERE\" target=\"_blank\"\u003eDownload Installation Guide\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThe set-and-forget option for a 991 Turbo S that gets driven hard and serviced rarely.\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFlatSixSpirit\u003c\/strong\u003e — Premium Porsche Performance Parts\u003cbr\u003eFree Shipping · Limited Lifetime Warranty · 30-Day Returns\u003c\/p\u003e","brand":"aFe Power","offers":[{"title":"Default Title","offer_id":50135779770618,"sku":null,"price":194.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/2611\/8650\/files\/31-10276-afe-pro-dry-s-air-filter-porsche-911-991-turbo-s-1.webp?v=1787200217"}],"url":"https:\/\/www.flatsixspirit.com\/collections\/porsche-911-991-2012-2019.oembed?page=2","provider":"FlatSixSpirit","version":"1.0","type":"link"}