{"product_id":"porsche-cayenne-turbo-s-gt-gts-400-cell-copy","title":"Bentley Bentayga V8 400 Cell Catted Downpipes","description":"\u003ch1\u003e\u003cstrong\u003ePorsche Cayenne Turbo S \/ GT \/ GTS – EPA-Compliant 400 Cell Catted Downpipes\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003ePrecision Engineered for the 4.0L Twin-Turbo V8 • High-Flow Performance •\u003c\/h3\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eIntroducing Our NEW 400 Cell EPA-Compliant Downpipes for Cayenne\u003c\/strong\u003e\u003c\/h2\u003e\n\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 \u003cstrong\u003eNEW EPA-compliant 400 cell high-flow catted downpipes\u003c\/strong\u003e are engineered to reduce exhaust restriction, improve turbo response, and refine the exhaust note — all while maintaining emissions compliance standards.\u003c\/p\u003e\n\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\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eWhy 400 Cell?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPA-Compliant 400 Cell High-Flow Catalysts:\u003c\/strong\u003e Increased exhaust efficiency while maintaining compliance standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Turbo Response:\u003c\/strong\u003e Reduced backpressure sharpens throttle input and mid-range delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefined Yet Aggressive Sound:\u003c\/strong\u003e Deeper tone with enhanced clarity at higher RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintained Daily Comfort:\u003c\/strong\u003e Performance gains without sacrificing drivability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eEngineering \u0026amp; Performance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Flow Design:\u003c\/strong\u003e Reduces restriction while preserving catalyst efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMandrel-Bent Tubing:\u003c\/strong\u003e Smooth internal transitions for consistent exhaust velocity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision TIG Welding:\u003c\/strong\u003e Built to endure high temperatures and sustained boost pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Bolt-On Installation:\u003c\/strong\u003e Utilizes factory mounting locations.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEngineered to Pair with Valvetronic Exhaust Systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eSound Profile\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock Exhaust + Downpipes:\u003c\/strong\u003e Noticeable increase in depth and presence without overwhelming cabin refinement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValvetronic Exhaust + Downpipes:\u003c\/strong\u003e Sharper response, increased volume, and a more motorsport-inspired character while retaining Porsche composure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eConstruction \u0026amp; Durability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePremium high-grade stainless-steel construction\u003c\/li\u003e\n\u003cli\u003eHigh-temperature resistant 400 cell catalyst cores\u003c\/li\u003e\n\u003cli\u003eOEM-style sensor placement for proper operation\u003c\/li\u003e\n\u003cli\u003eEngineered for long-term reliability under high performance conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eElevate the performance and sound of your Porsche Cayenne — engineered with precision, starting at the source.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e📩 Questions or ordering assistance? customerservice@valvetronic.com\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":42754531754080,"sku":"LAM.AUD.URUS.RSQ8.FF.400C.BR","price":8799.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/1659\/9136\/files\/DSC08120_ShopifyCustomSize_f3e6dda0-5a1e-4257-9c43-18fcc7308dc1.jpg?v=1779066866","url":"https:\/\/ninemotorsport.com.au\/products\/porsche-cayenne-turbo-s-gt-gts-400-cell-copy","provider":"Nine Motorsport","version":"1.0","type":"link"}