{"title":"SHOP PORSCHE CAYMAN GT4","description":"\u003cp\u003eAPR Performance carbon fiber for the Porsche Cayman GT4 (981 and 718): front airdam, canards, side skirts, side pods, rear diffuser and gurney flaps.\u003c\/p\u003e","products":[{"product_id":"carbon-fiber-gurney-flap-2015-2016-porsche-981-cayman-gt4","title":"Carbon Fiber Gurney Flap- 2016 Porsche 981 Cayman GT4","description":"\u003cp\u003e\u003cspan\u003eThese are super lightweight, made in carbon fiber using the pre-pregnated \"dry\" carbon process, and conform perfectly to the contours of the Cayman GT4-airfoil. They are easily attached using the included double-sided tape.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eGurney flap is a small perpendicular tab mounted at the trailing edge of a wing. 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Because a car displaces air as it moves forward, the air molecules in the rear of the\u003cspan\u003e \u003c\/span\u003ecar get\u003cspan\u003e \u003c\/span\u003edisrupted causing a\u003cspan\u003e \u003c\/span\u003evacuum\u003cspan\u003e \u003c\/span\u003eof low pressure air.\u003c\/p\u003e\n\u003cp\u003eTo help channel the high speed air flow coming from underneath the car, diffusers redirects the high speed air flow to transition smoothly transition into the low pressure vacuum in the rear. This encourages a smoother flowing air flow underneath the car and allows better performance from other aerodynamic components such as aerodynamic wings.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eCarbon Fiber Construction\u003c\/span\u003e\u003cbr\u003eThis component is formed in the autoclave at high temperatures using pre-pregnated carbon fiber manufacturing processes, for high strength and low weight.\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"bold\"\u003eUV Resistant Coating\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"APR Performance","offers":[{"title":"Default Title","offer_id":67590594265302,"sku":"AB-545050","price":2347.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/image_proxy_ea90e348-06cc-435c-ad12-fd169a8edf81.jpg?v=1791833410"},{"product_id":"carbon-fiber-side-rocker-extensions-side-skirt-2015-2016-porsche-981-cayman-gt4","title":"Carbon Fiber Side Rocker Extensions\/ Side Skirt- 2016 Porsche 981 Cayman GT4","description":"\u003cp\u003e\u003cspan\u003eAPR Side Rocker Extensions are the next step to help aerodynamically tune the handling of a car. Made of lightweight and durable carbon fiber composites, APR Side Rocker Extensions help reduce lift at high speeds by preventing air at the sides of the car from rolling underneath the car. The reduced lift helps to stabilize the car during high-speed cornering and helps to increase traction for faster lap times.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003ePre-Preg Carbon Fiber Construction\u003c\/span\u003e\u003cbr\u003eAll APR Side Rocker Extensions are made in carbon fiber composites for lightweight and high strength.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eVehicle Specific Design\u003c\/span\u003e\u003cbr\u003eAPR Side Rocker Extensions are designed and manufactured for specific vehicles for perfect fitment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eMounting Hardware Included\u003c\/span\u003e\u003cbr\u003eScrews, nuts, and washers are included to allow you to install the APR Side Rocker Extensions to your car.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"APR Performance","offers":[{"title":"Default Title","offer_id":67590594429142,"sku":"FS-545052","price":2310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/image_proxy_7e82cf05-9794-4aec-a332-d1a7e74336f9.jpg?v=1791833424"},{"product_id":"carbon-fiber-side-pod-2015-2016-porsche-981-cayman-gt4","title":"Carbon Fiber Side Pod- 2016 Porsche 981 Cayman GT4","description":"\u003cdiv id=\"content\"\u003e\n\u003cdiv id=\"tab-description\" class=\"tab-content\"\u003e\n\u003cp\u003eDress-up the exterior with carbon fiber, molded to precise dimensions that only pre-preg materials can achieve.  These parts are exotic-looking, race-inspired, and are unmatched in quality.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-preg. Carbon Fiber Manufacturing Process\u003c\/strong\u003e\u003cbr\u003eExterior Components are vacuum-bagged and cured in the autoclave at high temperatures, ensuring quality, durability, and extremely-high strengh-to-weight ratios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFade-Resistant Clear Coat\u003c\/strong\u003e\u003cbr\u003e Exterior Components are finished with UV-stable, production clear coat paint, then individually hand-polished to a brilliant shine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation\u003c\/strong\u003e\u003cbr\u003eExterior Components are designed to factory specifications for easy installation and clean fit and finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"footer\"\u003e\n\u003cdiv class=\"column\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"APR Performance","offers":[{"title":"Default Title","offer_id":67590594592982,"sku":"CF-545051","price":1144.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/image_proxy_bcbc9dd9-aca3-4bdf-9ee9-908f87b54280.jpg?v=1791833426"},{"product_id":"carbon-fiber-front-airdam-lip-2015-2016-porsche-981-cayman-gt4","title":"Carbon Fiber Front Airdam\/ Lip - 2016 Porsche 981 Cayman GT4","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnderbody aerodynamic components such as front air dams, undertrays, and rear diffusers play a critical role in maximizing vehicle performance at speed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe APR Performance Front Air Dam is designed to integrate seamlessly with the factory front bumper, delivering measurable aerodynamic benefits by:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eReducing front-end lift\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreasing high-speed stability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproving front-end grip during high-speed cornering\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing an integrated aerodynamic splitter, the Front Air Dam creates a high-pressure zone above the splitter surface while managing airflow beneath the vehicle. 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Made of lightweight and durable carbon fiber composites, APR Front Bumper Canards help increase front downforce at high speeds. The added downforce stabilizes the cars chassis during hard cornering and increases traction for faster lap times.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bold\"\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003ePrepreg Carbon Fiber Construction\u003c\/span\u003e\u003cbr\u003eThese APR Front Bumper Canards are made using pre-pregnated carbon fiber manufacturing processes, for high strength and low weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eUV Resistant Coating\u003c\/span\u003e\u003cbr\u003eEach APR Front Bumper Canard is made with UV-stable epoxy and clear-coat materials for resistance against fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold\"\u003eMounting Hardware Included\u003c\/span\u003e\u003cbr\u003eScrews, nuts and bolts are all included to allow you to\u003cspan\u003e \u003c\/span\u003einstall\u003cspan\u003e \u003c\/span\u003ethe APR Front Bumper Canards to your car.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"footer\"\u003e\n\u003cdiv class=\"column\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"APR Performance","offers":[{"title":"Default Title","offer_id":67590595313878,"sku":"AB-545008","price":528.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/image_proxy_733e9eae-2799-4df7-a687-9cc385e85c0a.jpg?v=1791833447"},{"product_id":"carbon-fiber-canards-porsche-718-cayman-gt4","title":"Carbon Fiber Canards - Porsche 718 Cayman GT4","description":"\u003cp\u003e\u003cspan\u003eAPR Front Bumper Canards and Spats are the perfect \u003cnobr\u003eanswer\u003c\/nobr\u003e to aerodynamically tune the handling for the front of a car. Made of lightweight and durable carbon fiber composites, APR Front Bumper Canards and Spats help increase front downforce at high speeds. The added downforce stabilizes the cars chassis during hard cornering and increases traction for faster lap times. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003ePrepreg Carbon Fiber Construction\u003cbr\u003eThese APR Front Bumper Canards are made using pre-pregnated carbon fiber manufacturing processes, for high strength and low weight.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eUV Resistant Coating\u003cbr\u003eEach APR Front Bumper Canard is made with UV-stable epoxy and clear-coat materials for resistance against fading.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eMounting Hardware Included\u003cbr\u003eScrews, nuts and bolts are all included to allow you to install the APR Front Bumper Canards to your car.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003eEnhanced Downforce:\u003c\/span\u003e\u003cspan\u003e Dual canards provide more surface area than a single canard, generating greater downforce in high-velocity airflow areas.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eImproved Aero Balance: Extra front downforce helps stabilize the car and improves cornering performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eVortex Generation: Canards create vortices that keep airflow attached to the car’s body, reducing drag and adding downforce.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eFender Well Pressure Management: Work with the splitter to relieve fender well pressure and improve underbody airflow.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eTuning Flexibility: Multiple canards (upper and lower) allow fine adjustments to optimize handling and aerodynamic balance.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"APR Performance","offers":[{"title":"Default Title","offer_id":67590615466198,"sku":"AB-545038","price":900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/Porsche718GT4Canard4_0c58adc7-dc69-4c7f-a79d-f384dff2aff7.jpg?v=1791833590"},{"product_id":"carbon-fiber-gurney-flap-porsche-718-cayman-gt4","title":"Carbon Fiber Gurney Flap - Porsche 718 Cayman GT4","description":"\u003cp\u003e\u003cspan\u003eThese are super lightweight, made in carbon fiber using the pre-pregnated \"dry\" carbon process, and conform perfectly to the contours of the Cayman GT4-airfoil. 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Valvetronic Designs changes that. Drawing from our development of the \u003cstrong\u003e992 GT3 RS\u003c\/strong\u003e and \u003cstrong\u003eGT4 RS platforms\u003c\/strong\u003e, this valved exhaust system injects the \u003cstrong\u003ehigh-pitch exotic tone\u003c\/strong\u003e Porsche purists crave—transforming the flat stock sound into something truly spine-tingling.\u003c\/p\u003e\n\u003cp\u003eThis system blends \u003cstrong\u003elightweight titanium craftsmanship\u003c\/strong\u003e, \u003cstrong\u003erace-inspired headers\u003c\/strong\u003e, and OEM-level integration to deliver a raw, emotional sound without compromising drivability.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/wKo9aGw8I9A?si=YmPnKopXb01tqV_g\" title=\"YouTube video player\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eSignature Titanium Rear Section\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCrafted from premium Grade 5 titanium for extreme weight savings and durability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFeatures a \u003cstrong\u003ecenter X-pipe\u003c\/strong\u003e to balance pulses and create a smoother, sharper high-pitched tone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDelivers the exotic character reminiscent of Porsche’s naturally aspirated GT engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eT304 Stainless Steel Over-Axle Pipes\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt with \u003cstrong\u003eintegrated heat shielding\u003c\/strong\u003e to protect surrounding components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintains durability under extreme temperatures while improving exhaust flow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFree Flow F1 Race Headers\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eEqual-length T304 stainless design, tuned for sharper pitch and higher-frequency tones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnlocks the raw, motorsport-inspired wail similar to the \u003cstrong\u003e981 GT4\u003c\/strong\u003e and \u003cstrong\u003eGT3 engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eOEM Valve Integration\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFully compatible with Porsche’s \u003cstrong\u003ePSE button\u003c\/strong\u003e via factory vacuum lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperates seamlessly:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Open:\u003c\/strong\u003e Maximum flow, aggressive tone, exotic high-pitch sound.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Closed:\u003c\/strong\u003e Routed through quad-chamber mufflers for significantly reduced volume, ideal for long drives or discreet use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptional standalone controller\u003c\/strong\u003e included for independent valve control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/cYgdGKvnNbw?si=s0dBFRMHjYNc12Os\" title=\"YouTube video player\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\n\u003cp\u003eFrom the factory, the 718 GT4 and Spyder sound muted and flat. Our system transforms the experience, pulling inspiration from Porsche’s greatest engines to create a soundtrack worthy of the chassis.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAggressive \u0026amp; Emotional:\u003c\/strong\u003e High-pitched notes reminiscent of a GT3.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDaily Driveable:\u003c\/strong\u003e Docile when valves are closed, aggressive when open.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance-Oriented:\u003c\/strong\u003e Optimized flow for sharper throttle response and improved tone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight Savings:\u003c\/strong\u003e 34.8 lbs lighter than stock.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision TIG Welding:\u003c\/strong\u003e Hand-built for strength and beauty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReversible Design:\u003c\/strong\u003e 100% bolt-on, return to stock anytime.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOEM Valve Control:\u003c\/strong\u003e No compromises—factory operation retained.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2020+ Porsche 718 Cayman GT4\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2020+ Porsche 718 Boxster Spyder\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2020+ Porsche 718 GTS (4.0)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eNote on Bracket Design:\u003c\/strong\u003e\u003cbr\u003eEarly 2020 GT4\/Spyder models (built before February 2020) use different exhaust brackets than later models. Please check your car’s bracket style before ordering. For reference please see the this photo.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eValvetronic Valved Sport Exhaust System for Porsche 718 GT4 \/ Boxter Spyder\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eValve Type: Vacuum\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle Fitment Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2025 Porsche 718 Spyder RS 4L\u003c\/li\u003e\n\u003cli\u003e2024 Porsche 718 Spyder RS 4L\u003c\/li\u003e\n\u003cli\u003e2023 Porsche 718 Cayman GT4 4L\u003c\/li\u003e\n\u003cli\u003e2023 Porsche 718 Spyder 4L\u003c\/li\u003e\n\u003cli\u003e2022 Porsche 718 Cayman GT4 4L\u003c\/li\u003e\n\u003cli\u003e2022 Porsche 718 Spyder 4L\u003c\/li\u003e\n\u003cli\u003e2021 Porsche 718 Cayman GT4 4L\u003c\/li\u003e\n\u003cli\u003e2021 Porsche 718 Spyder 4L\u003c\/li\u003e\n\u003cli\u003e2020 Porsche 718 Cayman GT4 4L\u003c\/li\u003e\n\u003cli\u003e2020 Porsche 718 Spyder 4L\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Valvetronic Designs\u003c\/li\u003e\n\u003cli\u003ePart number: POR.718.GT4.VSES.TI\u003c\/li\u003e\n\u003cli\u003eFitment: Porsche 718 Spyder 2020-2025, Porsche 718 Cayman 2020-2023\u003c\/li\u003e\n\u003cli\u003eTrims: GT4, RS\u003c\/li\u003e\n\u003cli\u003eWarranty: Lifetime of Ownership Limited Warranty on Tubes and Welds; 3 Year Limited Warranty on Mufflers and Cats; 1 Year Limited Warranty on Electronics and Tip Finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003eWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov\u003c\/small\u003e\u003c\/p\u003e\u003cp\u003eNot sure it fits your car? Contact us before ordering by live chat or call\/text (619) 706-9046 and we will confirm fitment for your trim.\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":67768795168982,"sku":"POR.718.GT4.VSES.TI","price":3899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/2020-2025-valvetronic-valved-sport-exhaust-system-for-porsche-718-cayman-gt4-gts-boxster-spyder-main-1.jpg?v=1792831376"},{"product_id":"2022-2025-valvetronic-valved-sport-exhaust-system-for-porsche-718-gt4rs-spyder-rs","title":"2022-2025 Valvetronic Valved Sport Exhaust System for Porsche 718 GT4RS\/Spyder RS","description":"\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e Porsche 718 Cayman 2022-2025, Porsche 718 Spyder 2024-2025\u003c\/p\u003e\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/AwWn6KbLC7Y?si=sXFB-Mr1ywWuLk5E\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003ePorsche GT4 RS – Titanium Valved Exhaust System\u003c\/h3\u003e\n\u003cp\u003eLightweight Titanium • OEM Valve Integration • Race-Inspired Sound\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eFor a car as special as the \u003cstrong\u003ePorsche GT4 RS\u003c\/strong\u003e, only the best will do. The Valvetronic Titanium Valved Exhaust System is engineered to amplify everything that makes the GT4 RS exceptional—its raw motorsport spirit, lightweight engineering, and aggressive styling—while unlocking the exhaust note it truly deserves.\u003c\/p\u003e\n\u003cp\u003eConstructed entirely from \u003cstrong\u003eGrade 5 titanium\u003c\/strong\u003e, this system offers a dramatic weight reduction and unparalleled durability. Every component has been \u003cstrong\u003eprecision TIG welded\u003c\/strong\u003e and designed for seamless OEM-level fitment.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7s8KW95_DPg?si=HDA5ESsb9r8VYv3X\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eSound Dynamics\u003c\/h3\u003e\n\u003cp\u003eWe know every GT4 RS owner has their own taste in sound—so this system is offered in \u003cstrong\u003ethree unique configurations\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRear Section Only\u003c\/strong\u003e – Features a large cross-section \u003cstrong\u003eX-pipe\u003c\/strong\u003e for refined, exotic sound quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFull System\u003c\/strong\u003e – The ultimate choice for those seeking both sound and performance—volume from the over-axle pipes combined with tone and character from the rear section.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith valves \u003cstrong\u003eclosed\u003c\/strong\u003e, the system keeps things refined for daily driving and neighborhood-friendly manners. With valves \u003cstrong\u003eopen\u003c\/strong\u003e, your GT4 RS transforms into a howling motorsport machine, delivering the most intoxicating sound experience possible.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1uPCGYnhR-c?si=t6RR4f4i45j3vKHZ\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eConstructed from \u003cstrong\u003eGrade 5 Titanium\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVacuum-actuated exhaust valves\u003c\/strong\u003e with controller for factory-like operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e11.8 lbs lighter\u003c\/strong\u003e than the factory exhaust\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision \u003cstrong\u003eTIG welds\u003c\/strong\u003e for maximum strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e100% reversible\u003c\/strong\u003e, allowing you to return to stock anytime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eNote:\u003c\/strong\u003e 2020+ models will require reusing OEM valve control.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePorsche 718 Cayman GT4 RS (2022+)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eValvetronic Valved Sport Exhaust System for Porsche 718 GT4RS\/Spyder RS\u003c\/p\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect bolt-on installation with no permanent modifications required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eValve Type: Vacuum\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle Fitment Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2025 Porsche 718 Cayman GT4 RS 4L\u003c\/li\u003e\n\u003cli\u003e2025 Porsche 718 Spyder RS 4L\u003c\/li\u003e\n\u003cli\u003e2024 Porsche 718 Cayman GT4 RS 4L\u003c\/li\u003e\n\u003cli\u003e2024 Porsche 718 Spyder RS 4L\u003c\/li\u003e\n\u003cli\u003e2023 Porsche 718 Cayman GT4 RS 4L\u003c\/li\u003e\n\u003cli\u003e2022 Porsche 718 Cayman GT4 RS 4L\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Valvetronic Designs\u003c\/li\u003e\n\u003cli\u003ePart number: POR.GT4RS.VSES.TI\u003c\/li\u003e\n\u003cli\u003eFitment: Porsche 718 Cayman 2022-2025, Porsche 718 Spyder 2024-2025\u003c\/li\u003e\n\u003cli\u003eTrims: GT4 RS, RS\u003c\/li\u003e\n\u003cli\u003eWarranty: Lifetime of Ownership Limited Warranty on Tubes and Welds; 3 Year Limited Warranty on Mufflers and Cats; 1 Year Limited Warranty on Electronics and Tip Finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003eWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov\u003c\/small\u003e\u003c\/p\u003e\u003cp\u003eNot sure it fits your car? Contact us before ordering by live chat or call\/text (619) 706-9046 and we will confirm fitment for your trim.\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":67768797233366,"sku":"POR.GT4RS.VSES.TI","price":4499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/2022-2025-valvetronic-valved-sport-exhaust-system-for-porsche-718-gt4rs-spyder-rs-main-1.jpg?v=1792831391"},{"product_id":"2012-2016-valvetronic-valved-sport-exhaust-system-for-porsche-boxster-cayman-981","title":"2012-2016 Valvetronic Valved Sport Exhaust System for Porsche Boxster\/Cayman 981","description":"\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e Porsche Cayman 2012, 2014-2016, Porsche Boxster 2012-2016\u003c\/p\u003e\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/0FX8lg7a250\" loading=\"lazy\" style=\"width:100%;aspect-ratio:16\/9;height:auto\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003ePorsche 981 Cayman \/ Boxster – Valved Sport Exhaust System\u003c\/h3\u003e\n\u003cp\u003eTitanium Construction • Valved Control • Signature F1 Tone\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe 981 Cayman and Boxster platform is a dream—perfectly balanced, razor-sharp in handling, and endlessly rewarding. But from the factory, the \u003cstrong\u003esound falls short of the experience\u003c\/strong\u003e. That’s where Valvetronic Designs steps in.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003ecat-back exhaust system\u003c\/strong\u003e transforms the 981’s exhaust note into a motorsport-inspired symphony. Measuring 2.5 inches from the headers back, this setup drastically elevates tone, character, and raw emotion. With the valves open, exhaust gases flow straight through to our \u003cstrong\u003elarge X-pipe\u003c\/strong\u003e and exit via \u003cstrong\u003e3.5-inch tips\u003c\/strong\u003e, delivering the raw, high-pitched sound the 981 chassis deserves. Close the valves, and the system calms down, offering a refined and neighbor-friendly tone.\u003c\/p\u003e\n\u003cp\u003eWith precision engineering, lightweight titanium construction, and our proven valve control technology, this system unlocks the \u003cstrong\u003etrue voice of the 981\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eSound Dynamics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Open\u003c\/strong\u003e: Free-flowing, raw, high-pitched sound with motorsport character.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Closed\u003c\/strong\u003e: Quieter, refined tone for comfortable daily use and low-speed driving.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless Control\u003c\/strong\u003e: Vacuum-actuated valves operated via supplied controller or integrated with OEM operation for factory-like usability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures of this Valved Exhaust\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFully \u003cstrong\u003emandrel-bent\u003c\/strong\u003e tubing for maximum flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision \u003cstrong\u003eTIG welds\u003c\/strong\u003e for superior strength and reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt from \u003cstrong\u003eGrade 5 Titanium\u003c\/strong\u003e for lightweight performance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStunning \u003cstrong\u003e3.5-inch tips\u003c\/strong\u003e designed to complement the 981’s rear styling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVacuum-actuated valves\u003c\/strong\u003e for total sound control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e15 lbs. lighter\u003c\/strong\u003e than the factory exhaust\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e100% reversible\u003c\/strong\u003e – always able to go back to stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2012 – 2016 Porsche Cayman \/ Cayman S \/ Cayman GTS \/ Cayman GT4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2012 – 2016 Porsche Boxster \/ Boxster S \/ Boxster GTS \/ Boxster Spyder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eNote\u003c\/strong\u003e: For 2012 models, please verify your factory exhaust flange style. This system is compatible with \u003cstrong\u003e2-bolt flange only\u003c\/strong\u003e. It will \u003cstrong\u003enot fit 3-bolt flanges\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eValvetronic Valved Sport Exhaust System for Porsche Boxster\/Cayman 981, and free flow race headers\u003c\/p\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect bolt-on installation with no permanent modifications required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eValve Type: Vacuum\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle Fitment Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2016 Porsche Boxster 2.7L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster 3.4L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster 3.8L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster Black Edition 2.7L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster GTS 3.4L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster S 3.4L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Boxster Spyder 3.8L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman 2.7L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman 3.4L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman 3.8L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman Black Edition 2.7L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman GT4 3.8L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman GTS 3.4L\u003c\/li\u003e\n\u003cli\u003e2016 Porsche Cayman S 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Boxster 2.7L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Boxster 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Boxster GTS 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Boxster S 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Cayman 2.7L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Cayman 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Cayman GTS 3.4L\u003c\/li\u003e\n\u003cli\u003e2015 Porsche Cayman S 3.4L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Boxster 2.7L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Boxster 3.4L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Boxster S 3.4L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Cayman 2.7L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Cayman 3.4L\u003c\/li\u003e\n\u003cli\u003e2014 Porsche Cayman S 3.4L\u003c\/li\u003e\n\u003cli\u003e2013 Porsche Boxster 2.7L\u003c\/li\u003e\n\u003cli\u003e2013 Porsche Boxster 3.4L\u003c\/li\u003e\n\u003cli\u003e2013 Porsche Boxster S 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Boxster 2.9L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Boxster 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Boxster S 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Boxster S Black Edition 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Boxster Spyder 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Cayman 2.9L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Cayman 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Cayman R 3.4L\u003c\/li\u003e\n\u003cli\u003e2012 Porsche Cayman S 3.4L\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Valvetronic Designs\u003c\/li\u003e\n\u003cli\u003ePart number: POR.981.VSES.TI\u003c\/li\u003e\n\u003cli\u003eFitment: Porsche Cayman 2012, 2014-2016, Porsche Boxster 2012-2016\u003c\/li\u003e\n\u003cli\u003eTrims: Black Edition, GT4, GTS, R, S, S Black Edition, Spyder\u003c\/li\u003e\n\u003cli\u003eWarranty: Lifetime of Ownership Limited Warranty on Tubes and Welds; 3 Year Limited Warranty on Mufflers and Cats; 1 Year Limited Warranty on Electronics and Tip Finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003eWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov\u003c\/small\u003e\u003c\/p\u003e\u003cp\u003eNot sure it fits your car? Contact us before ordering by live chat or call\/text (619) 706-9046 and we will confirm fitment for your trim.\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":67768812503254,"sku":"POR.981.VSES.TI","price":3999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/files\/2012-2016-valvetronic-valved-sport-exhaust-system-for-porsche-boxster-cayman-981-main-1.jpg?v=1792831582"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/7067\/3878\/collections\/shop-porsche-718-cayman-gt4-carbon-fiber-parts.png?v=1791869567","url":"https:\/\/royalperformanceusa.com\/collections\/shop-porsche-cayman-gt4.oembed","provider":"Royal Performance","version":"1.0","type":"link"}