{"product_id":"valvetronic-designs-porsche-cayenne-turbo-s-gt-gts-400-cell-catted-downpipes","title":"Valvetronic Designs Porsche Cayenne Turbo S\/GT\/GTS 400 Cell Catted Downpipes","description":"\u003cp\u003e\u003cstrong\u003eSpecial order.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003ePorsche Cayenne Turbo S \/ GT \/ GTS – EPA-Compliant 400 Cell Catted Downpipes\u003c\/p\u003e\u003cp\u003ePrecision Engineered for the 4.0L Twin-Turbo V8 • High-Flow Performance •\u003c\/p\u003e\u003cp\u003eIntroducing Our NEW 400 Cell EPA-Compliant Downpipes for Cayenne\u003c\/p\u003e\u003cp\u003eThe Porsche Cayenne Turbo platform is a masterclass in performance engineering. However, factory catalyst restrictions limit the full efficiency and character of its 4.0L twin-turbo V8. Our NEW EPA-compliant 400 cell high-flow catted downpipes are engineered to reduce exhaust restriction, improve turbo response, and refine the exhaust note — all while maintaining emissions compliance standards.\u003c\/p\u003e\u003cp\u003eDesigned specifically for the Cayenne Turbo S, Turbo GT, and GTS, these downpipes elevate the driving experience while preserving the precision Porsche is known for.\u003c\/p\u003e\u003cp\u003eWhy 400 Cell?\u003c\/p\u003e\u003cp\u003eEPA-Compliant 400 Cell High-Flow Catalysts: Increased exhaust efficiency while maintaining compliance standards.\u003c\/p\u003e\u003cp\u003eImproved Turbo Response: Reduced backpressure sharpens throttle input and mid-range delivery.\u003c\/p\u003e\u003cp\u003eRefined Yet Aggressive Sound: Deeper tone with enhanced clarity at higher RPM.\u003c\/p\u003e\u003cp\u003eMaintained Daily Comfort: Performance gains without sacrificing drivability.\u003c\/p\u003e\u003cp\u003eEngineering \u0026amp; Performance\u003c\/p\u003e\u003cp\u003eOptimized Flow Design: Reduces restriction while preserving catalyst efficiency.\u003c\/p\u003e\u003cp\u003eMandrel-Bent Tubing: Smooth internal transitions for consistent exhaust velocity.\u003c\/p\u003e\u003cp\u003ePrecision TIG Welding: Built to endure high temperatures and sustained boost pressure.\u003c\/p\u003e\u003cp\u003eDirect OEM Bolt-On Installation: Utilizes factory mounting locations.\u003c\/p\u003e\u003cp\u003eEngineered to Pair with Valvetronic Exhaust Systems\u003c\/p\u003e\u003cp\u003eSound Profile\u003c\/p\u003e\u003cp\u003eStock Exhaust + Downpipes: Noticeable increase in depth and presence without overwhelming cabin refinement.\u003c\/p\u003e\u003cp\u003eValvetronic Exhaust + Downpipes: Sharper response, increased volume, and a more motorsport-inspired character while retaining Porsche composure.\u003c\/p\u003e\u003cp\u003eConstruction \u0026amp; Durability\u003c\/p\u003e\u003cp\u003ePremium high-grade stainless-steel construction\u003c\/p\u003e\u003cp\u003eHigh-temperature resistant 400 cell catalyst cores\u003c\/p\u003e\u003cp\u003eOEM-style sensor placement for proper operation\u003c\/p\u003e\u003cp\u003eEngineered for long-term reliability under high performance conditions\u003c\/p\u003e\u003cp\u003eElevate the performance and sound of your Porsche Cayenne — engineered with precision, starting at the source.\u003c\/p\u003e\u003ch3\u003eApplication and configuration\u003c\/h3\u003e\u003cp\u003eSelect the exact manufacturer configuration below. The selected configuration determines the supplied parts, material, tips and vehicle application; optional parts are included only when stated in that selection.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer configuration\u003c\/th\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eDefault Title\u003c\/td\u003e\n\u003ctd\u003eLAM.AUD.URUS.RSQ8.FF.400C.BR\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003ca href=\"https:\/\/valvetronic.com\/products\/lamborghini-urus-400-cell-catted-downpipes-copy\"\u003eValvetronic Designs product details\u003c\/a\u003e\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":55678115250495,"sku":"LAM.AUD.URUS.RSQ8.FF.400C.BR","price":5600.79,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/1348\/3839\/files\/valvetronic-15031953752432-1.jpg?v=1789956315","url":"https:\/\/foreignautomotive.ca\/products\/valvetronic-designs-porsche-cayenne-turbo-s-gt-gts-400-cell-catted-downpipes","provider":"Foreign Automotive","version":"1.0","type":"link"}