{"product_id":"porsche-781-gt4-boxter-spyder-valved-sport-exhaust-system","title":"Valvetronic Designs - Valvetronic Valved Sport Exhaust System for Porsche 718 GT4 \/ GTS\/ Boxster Spyder","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\u003cp\u003eTitanium Rear Section • F1 Race Headers • OEM Valve Integration\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Porsche 718 GT4 and Boxster Spyder are outstanding driver’s cars, but their factory exhaust note lacks the character and intensity enthusiasts expect. Valvetronic Designs changes that. Drawing from development of the 992 GT3 RS and GT4 RS platforms, this valved exhaust system delivers a high-pitch exotic tone while blending lightweight titanium craftsmanship, race-inspired headers, and OEM-level integration.\u003c\/p\u003e\u003ch4\u003eKey Components\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignature Titanium Rear Section:\u003c\/strong\u003e Grade 5 titanium construction with a center X-pipe for balanced pulses and a sharper high-pitched tone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT304 Stainless Steel Over-Axle Pipes:\u003c\/strong\u003e Integrated heat shielding, durability and improved exhaust flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Flow F1 Race Headers:\u003c\/strong\u003e Equal-length T304 stainless design tuned for sharper pitch and higher-frequency tones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Valve Integration:\u003c\/strong\u003e Compatible with Porsche PSE button via factory vacuum lines. Valves open for maximum flow and aggressive sound; valves closed route through quad-chamber mufflers for reduced volume.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Standalone Controller:\u003c\/strong\u003e Provides independent valve control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eWhy Upgrade?\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAggressive, high-pitched sound inspired by Porsche GT engines.\u003c\/li\u003e\n\u003cli\u003eDaily-driveable operation when valves are closed.\u003c\/li\u003e\n\u003cli\u003ePerformance-oriented flow and throttle response.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Highlights\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e34.8 lbs lighter than stock.\u003c\/li\u003e\n\u003cli\u003ePrecision TIG welding.\u003c\/li\u003e\n\u003cli\u003e100% bolt-on and reversible design.\u003c\/li\u003e\n\u003cli\u003eOEM valve control retained.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e2020+ Porsche 718 Cayman GT4\u003c\/li\u003e\n\u003cli\u003e2020+ Porsche 718 Boxster Spyder\u003c\/li\u003e\n\u003cli\u003e2020+ Porsche 718 GTS (4.0)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBracket Note:\u003c\/strong\u003e Early 2020 GT4\/Spyder models built before February 2020 use different exhaust brackets. Please confirm your bracket style before ordering.\u003c\/p\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eboxster, cayman, exhaust, gt4, porsche, sports\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTitanium rear section with F1 race headers.\u003c\/li\u003e\n\u003cli\u003eOEM valve integration and vehicle-specific Porsche 718 fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eInstallation \u0026amp; Availability\u003c\/h4\u003e\u003cp\u003eProfessional installation is recommended. Installation service is available; contact LXP Forged for fitment and scheduling.\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Valved Sport Exhaust System (Titanium)","offer_id":45993027960885,"sku":"POR.718.GT4.VSES.TI","price":15900.0,"currency_code":"AED","in_stock":true},{"title":"+ Free Flow Over Axle Pipes","offer_id":46002165710901,"sku":"POR.718.GT4.VSES.FF.TI","price":18400.0,"currency_code":"AED","in_stock":true},{"title":"+ Free Flow Over Axle Pipes + F1 Race Headers","offer_id":46002165743669,"sku":"POR.718.GT4.VSES.FFH.TI","price":26500.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/4472\/0949\/files\/IMG_1347.jpg?v=1789190040","url":"https:\/\/lxpforged.com\/products\/porsche-781-gt4-boxter-spyder-valved-sport-exhaust-system","provider":"Luxury Performance Parts","version":"1.0","type":"link"}