{"product_id":"gt4-style-carbon-fiber-rear-diffuser-porsche-718-boxster-cayman","title":"GT4 Style Conversion Carbon Fiber Rear Diffuser - Porsche 718 Boxster \/ Cayman 2017-2021","description":"\u003cp\u003e\nTransform the rear profile of your Porsche 718 Boxster or Cayman with this \u003cstrong\u003eGT4 Style Conversion Carbon Fiber Rear Diffuser\u003c\/strong\u003e. Designed to create a more aggressive, motorsport-inspired appearance, this conversion diffuser replaces the factory lower rear section with a sculpted GT4-style layout featuring pronounced aerodynamic fins and revised exhaust openings.\n\u003c\/p\u003e\n\n\u003cp\u003e\nConstructed from carbon fiber, the diffuser combines lightweight construction with a distinctive exposed weave finish. Its deep outer channels, vertical fins and integrated exhaust surrounds give the 718 a wider and more track-focused rear stance while complementing the factory bumper design.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCarbon Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eRear Diffuser Conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDesign\u003c\/th\u003e\n\u003ctd\u003eGT4 Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment\u003c\/th\u003e\n\u003ctd\u003ePorsche 718 Boxster \/ Cayman\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel Years\u003c\/th\u003e\n\u003ctd\u003e2017-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLocation\u003c\/th\u003e\n\u003ctd\u003eRear Bumper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExhaust Configuration\u003c\/th\u003e\n\u003ctd\u003eDual Side Outlet GT4-Style Layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGT4-Inspired Conversion:\u003c\/strong\u003e Reworks the lower rear bumper area with a more aggressive diffuser profile inspired by Porsche GT models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon Fiber Construction:\u003c\/strong\u003e Lightweight carbon fiber provides a premium motorsport appearance with visible weave detailing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePronounced Diffuser Fins:\u003c\/strong\u003e Sculpted vertical fins create a deeper, more performance-focused rear profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Exhaust Openings:\u003c\/strong\u003e GT4-style side exhaust locations create a more symmetrical and aggressive rear-end appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerodynamic Styling:\u003c\/strong\u003e The extended lower profile and diffuser channels are designed to improve airflow management beneath the rear of the vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle-Specific Shape:\u003c\/strong\u003e Designed around the rear bumper geometry of the Porsche 718 Boxster and Cayman.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorsport-Inspired Appearance:\u003c\/strong\u003e Adds a lower, wider and more purposeful stance to the rear of the vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible With Additional Carbon Upgrades:\u003c\/strong\u003e Pairs well with carbon fiber side skirts, spoilers and other exterior aerodynamic components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003ePorsche 718 Boxster - 2017-2021\u003c\/li\u003e\n\u003cli\u003ePorsche 718 Cayman - 2017-2021\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExhaust Option Note\u003c\/h3\u003e\n\n\u003cp\u003e\nIf the diffuser is ordered \u003cstrong\u003ewithout exhaust tips\u003c\/strong\u003e, modification of the vehicle's existing exhaust tips will be required to accommodate the GT4-style diffuser configuration.\n\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\n\u003cp\u003e\nInstallation requires removal of the factory lower rear diffuser section and correct alignment of the replacement conversion diffuser with the rear bumper and exhaust outlets.\n\u003c\/p\u003e\n\n\u003cp\u003e\nProfessional installation is recommended, particularly when exhaust positioning or tip modification is required. Test-fit all components before completing permanent installation.\n\u003c\/p\u003e\n\n\u003ch3\u003eProduction \u0026amp; Shipping\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead Time:\u003c\/strong\u003e 2 weeks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery:\u003c\/strong\u003e 1 week\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e Allowed within 10 days after delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacements:\u003c\/strong\u003e Only for items damaged on arrival\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCare Guide\u003c\/h3\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eRegular Cleaning:\u003c\/strong\u003e Clean the carbon fiber surface regularly using a soft microfiber cloth with mild soap and water. Avoid abrasive cleaners or harsh chemicals that may damage the finish.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eUse Microfiber Cloths:\u003c\/strong\u003e Use clean microfiber towels when washing, drying or applying protective coatings to minimize the risk of surface scratches.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eInspect Mounting Points:\u003c\/strong\u003e Periodically inspect the diffuser, mounting hardware and exhaust clearance to ensure all components remain securely positioned.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eProtect From Sun and Chemicals:\u003c\/strong\u003e Minimize prolonged exposure to harsh chemicals and excessive direct sunlight whenever possible to help preserve the carbon fiber finish.\n\u003c\/p\u003e","brand":"The Carbon Lab","offers":[{"title":"With Exhaust Pipe","offer_id":48058209206433,"sku":null,"price":1799.99,"currency_code":"USD","in_stock":true},{"title":"Without Exhaust pipe","offer_id":48058209239201,"sku":null,"price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/6973\/0721\/files\/Sa9e56998180a48eca036c881ff20d9d9Q.jpg?v=1791803359","url":"https:\/\/thecarbonlab.net\/products\/gt4-style-carbon-fiber-rear-diffuser-porsche-718-boxster-cayman","provider":"The Carbon Lab","version":"1.0","type":"link"}