{"product_id":"valvetronic-valved-sport-exhaust-system-for-porsche-boxster-cayman-981","title":"Valvetronic Designs - Porsche Boxster\/Cayman 981 Valved Sport Exhaust System","description":"\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0FX8lg7a250\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch1\u003ePorsche 981 Cayman \/ Boxster – Valved Sport Exhaust System\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\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\/h2\u003e\n\u003cp\u003eTitanium Construction • Valved Control • Signature F1 Tone\u003c\/p\u003e\n\u003chr\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\u003chr\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\u003chr\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\u003chr\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\u003ch2\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\/h2\u003e","brand":"Valvetronic Designs","offers":[{"title":"SPORT CATBACK SYSTEM ONLY","offer_id":47950581596334,"sku":"POR.981.VSES.TI","price":3999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/2702\/6291\/files\/A7409112.jpg?v=1780671366","url":"https:\/\/kowperformance.com\/products\/valvetronic-valved-sport-exhaust-system-for-porsche-boxster-cayman-981","provider":"KOW Performance","version":"1.0","type":"link"}