{"product_id":"exhaust-catless-catted-high-flow-downpipe-for-porsche-cayenne-s-turbo-2-9t-2018-2023","title":"PORSCHE CAYENNE S TURBO 2.9T 18-23 DOWNPIPE","description":"\u003cp class=\"ps-fitting\"\u003e\u003cstrong\u003eFitting price will be sent to you after purchase if selected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ps-intro\"\u003eUnlock genuine performance gains on your Porsche Cayenne 2.9T with this high-flow downpipe, engineered to replace the restrictive factory catalytic converter and improve turbo efficiency. Available in catless (race) or high-flow catted options to suit your driving needs.\u003c\/p\u003e\n\u003cdetails class=\"ps-acc\" open\u003e\u003csummary\u003eFeatures\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eSignificantly improves exhaust flow and reduces backpressure\u003c\/li\u003e\n\u003cli\u003eIncreases horsepower, torque, and turbo spool response\u003c\/li\u003e\n\u003cli\u003ePremium T304 stainless steel construction with heat-resistant design\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on fitment retains factory mounting points\u003c\/li\u003e\n\u003cli\u003eEnhanced exhaust sound with deeper, more aggressive tone\u003c\/li\u003e\n\u003cli\u003eCompatible with stock or upgraded exhaust and performance tunes\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eSpecifications\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003ctable class=\"ps-spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eT304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003ctd\u003eDirect bolt-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eTwin-turbo 2.9T V6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration Options\u003c\/th\u003e\n\u003ctd\u003eCatless (race) or high-flow catted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003ePackage Includes\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003e1 x Performance downpipe set (left \u0026amp; right)\u003c\/li\u003e\n\u003cli\u003eO2 sensor bungs (pre-installed)\u003c\/li\u003e\n\u003cli\u003eInstallation hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFitment\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003ePorsche Cayenne S 2.9T (2018–2023)\u003c\/li\u003e\n\u003cli\u003ePorsche Cayenne Turbo 2.9T platform variants\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eInstallation\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eDirect bolt-on design retains factory mounting and O2 sensor locations—no drilling or modification required\u003c\/li\u003e\n\u003cli\u003eProfessional installation strongly recommended to ensure proper fitment and avoid alignment issues\u003c\/li\u003e\n\u003cli\u003eECU tuning recommended, especially with the catless version, to prevent check engine light\u003c\/li\u003e\n\u003cli\u003eCatless version is race\/off-road use only; high-flow catted version is road-legal in most regions\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFAQs\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this downpipe fit my Cayenne?\u003c\/strong\u003e\u003cbr\u003eYes, this downpipe is designed for Porsche Cayenne S and Turbo models with the 2.9T twin-turbo engine (2018–2023). It uses direct bolt-on fitment with factory mounting points, so no modifications are needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a tune after installation?\u003c\/strong\u003e\u003cbr\u003eECU tuning is recommended, particularly with the catless version, to optimise performance and avoid triggering a check engine light. The high-flow catted version may work with OEM software, but tuning unlocks the full benefit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between catless and high-flow catted?\u003c\/strong\u003e\u003cbr\u003eThe catless (race) version delivers maximum performance and aggressive sound but is for off-road use only. The high-flow catted version reduces emissions and odour while still improving flow and is road-legal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I fit this myself?\u003c\/strong\u003e\u003cbr\u003eWhilst the bolt-on design is straightforward, professional installation is strongly recommended to ensure proper alignment, secure fastening, and correct O2 sensor configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e","brand":"Project Styling","offers":[{"title":"Default Title","offer_id":57052866937210,"sku":"48024123605206","price":1639.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2748\/6009\/files\/H0e946a901bbe4be69ce24d4f70ac18532.jpg?v=1783535950","url":"https:\/\/projectstyling.co.uk\/products\/exhaust-catless-catted-high-flow-downpipe-for-porsche-cayenne-s-turbo-2-9t-2018-2023","provider":"PROJECT STYLING","version":"1.0","type":"link"}