{"product_id":"porsche-cayenne-957-4-8-valved-sport-catback-exhaust-system2007-2010","title":"Porsche Cayenne 957 4.8 Valved Sport Catback Exhaust System(2007-2010)","description":"\u003ch2\u003eUnleash Maximum Flow \u0026amp; V8 Acoustic Power — CEES Porsche Cayenne 957 4.8 Valved Sport Catback Exhaust System\u003c\/h2\u003e\n\u003cp\u003eTransform the driving dynamics and acoustic presence of your V8 SUV with the \u003cstrong\u003eCEES Valved Sport Catback Exhaust System\u003c\/strong\u003e, engineered exclusively for the \u003cstrong\u003ePorsche Cayenne 957 4.8 (2007–2010)\u003c\/strong\u003e. Precision-crafted for the 4.8L V8 naturally aspirated (S \/ GTS) and 4.8L Twin-Turbo V8 (Turbo \/ Turbo S) platforms, this catback exhaust combines mandrel-bent high-velocity tubing with integrated dual electronic valves operated directly via our wireless remote key fobs. Seamlessly toggle between quiet, drone-free daily cruising and an aggressive, unrestricted deep V8 roar under acceleration.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0582\/7539\/7747\/files\/TIPS.webp?v=1762582937\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e🚀 Engineering Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDual Electronic Valve Control:\u003c\/b\u003e High-precision electronic exhaust valves operated directly via our included wireless remote key fobs. Open the valves to unleash maximum exhaust flow and aggressive V8 acoustic roar, or close them for quiet, comfortable cruising.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOptimized Catback Flow Dynamics:\u003c\/b\u003e Engineered with smooth, high-velocity mandrel-bent piping to reduce exhaust backpressure after the factory downpipe, improve exhaust gas evacuation, and enhance V8 throttle responsiveness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrack-Grade T304 Stainless Steel \u0026amp; Grade 5 Titanium:\u003c\/b\u003e Handcrafted from premium heat-resistant T304 stainless steel or aerospace-grade Grade 5 titanium for maximum weight reduction, rapid heat dissipation, and long-lasting corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Acoustic Tuning:\u003c\/b\u003e Internal muffler packing and tuned acoustic chambers eliminate low-frequency highway cabin drone while delivering an exotic, thunderous tone when the electronic valves open.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e3D Laser-Scanned OEM Fitment:\u003c\/b\u003e 100% bolt-on installation utilizing factory mounting points and exhaust hangers without requiring cutting or welding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📊 Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFitment\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e• 2007–2010 Porsche Cayenne S (4.8L V8)\u003cbr\u003e• 2008–2010 Porsche Cayenne GTS (4.8L V8)\u003cbr\u003e• 2007–2010 Porsche Cayenne Turbo (4.8L Twin-Turbo V8)\u003cbr\u003e• 2008–2010 Porsche Cayenne Turbo S (4.8L Twin-Turbo V8)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eEngine\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e4.8L V8 Naturally Aspirated \/ 4.8L Twin-Turbo V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProduct Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eValved Sport Catback Exhaust System (Performance Midpipe + Valved Rear Mufflers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eValve System\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eDual high-temperature electronic valves operated by wireless remote control key fobs (Open \/ Closed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMaterial Options\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e• Premium Mandrel-Bent T304 Stainless Steel\u003cbr\u003e• Ultra-Lightweight Grade 5 Titanium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eInstallation\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e100% bolt-on installation allows a return to stock at any time. (Reuses factory outlets)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePlace of Origin\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eGuangdong, China (Direct Manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eWarranty\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Year Limited Warranty against manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eWhat's Included\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eValved rear mufflers, midpipe section, electronic valve control unit, wireless remote key fobs, wiring harness, heavy-duty exhaust clamps, and mounting hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp\u003e\u003ca style=\"display: inline-block; background-color: #25d366; color: #ffffff; padding: 12px 24px; border-radius: 6px; text-decoration: none; font-weight: bold; font-size: 16px;\" rel=\"noopener noreferrer\" href=\"https:\/\/wa.me\/8615626172519\" target=\"_blank\"\u003e✨ Bespoke Your Build — Chat with Our Specialists on WhatsApp\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhatsApp:\u003c\/b\u003e +86 15626172519\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEmail:\u003c\/b\u003e cees-exhaust@qq.com\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e📦 Shipping \u0026amp; Lead Times\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e🛠️ Production Time:\u003c\/b\u003e Built to order in \u003cb\u003e2–4 weeks\u003c\/b\u003e (in-stock options ship in 6–12 business days)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e🚚 Shipping:\u003c\/b\u003e Premium express via DHL \/ FedEx \/ UPS — estimated \u003cb\u003e7–15 business days\u003c\/b\u003e to your door\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e📦 Free shipping\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e1. How does the electronic valve system operate on the Porsche Cayenne 957 4.8?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe system features integrated electronic exhaust valves. Using the included wireless remote control key fobs, you can open the valves for an aggressive V8 sport sound and maximum exhaust gas flow, or close them for refined, drone-free daily driving.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. What is the difference between T304 Stainless Steel and Grade 5 Titanium?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eT304 Stainless Steel delivers proven durability, corrosion resistance, and a deep, powerful V8 exhaust rumble. Grade 5 Titanium offers extreme weight savings (over 40% lighter), superior heat dissipation, and a higher-pitched, exotic exhaust note.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3. Is cutting or welding required during installation?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The system is engineered to factory mounting locations and connects directly using standard exhaust clamps and factory hangers. 100% bolt-on installation allows a return to stock at any time. (Reuses factory outlets).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4. Are you a direct manufacturer?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eYes — CEES Exhaust is a \u003cb\u003edirect manufacturer\u003c\/b\u003e based in Guangdong, China. We design, laser-scan, bend, and hand-weld every exhaust component in our factory with rigorous quality inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0582\/7539\/7747\/files\/e8d359b7ce873530e19a12cff70af115.jpg?v=1783407649\" alt=\"CEES Exhaust Direct Manufacturer Guangdong\"\u003e\u003c\/p\u003e","brand":"ceesexhaust","offers":[{"title":"SS304 Catback \/ Cayenne S \/GTS (4.8L V8)","offer_id":66955727470707,"sku":null,"price":1450.0,"currency_code":"USD","in_stock":true},{"title":"SS304 Catback \/ Cayenne Turbo\/S (4.8L Twin-Turbo V8)","offer_id":66955727503475,"sku":null,"price":1450.0,"currency_code":"USD","in_stock":true},{"title":"Titanium Catback \/ Cayenne S \/GTS (4.8L V8)","offer_id":66955727536243,"sku":null,"price":2210.0,"currency_code":"USD","in_stock":true},{"title":"Titanium Catback \/ Cayenne Turbo\/S (4.8L Twin-Turbo V8)","offer_id":66955727569011,"sku":null,"price":2210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/7539\/7747\/files\/porsche_cayenne_exhaust-1.jpg?v=1792569435","url":"https:\/\/cees-exhaust.com\/de\/products\/porsche-cayenne-957-4-8-valved-sport-catback-exhaust-system2007-2010","provider":"ceesexhaust","version":"1.0","type":"link"}