{"product_id":"porsche-modular-headers-catalytic-converters-boxster-cayman-2016-fs-por-981gt4-mh-sc","title":"Porsche Modular Headers Catalytic Converters - Boxster | Cayman | 2016  FS-POR-981GT4-MH-SC","description":"\u003cp\u003ePorsche Rennkraft Modular Headers With HJS Catalytic Converters For Porsche 981 Boxster Spyder (2016), 981 Cayman GT4 (2016) Models.\u003c\/p\u003e\n\u003cp data-sourcepos=\"3:1-3:75\"\u003e\u003cstrong\u003eUnleash Street Performance and Track Dominance with Patented Modularity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"5:1-5:532\"\u003eThese RENNKRAFT Modular Headers represent the ultimate exhaust solution for your Porsche Cayman or Boxster. Our patented design features a quick-release V-band connector, empowering you to effortlessly swap between our high-performance German-made HJS 200-cell catalytic converters for street use and cat bypass \"straight pipes\" for maximum track performance. RENNKRAFT meaning \"race power\" in German, embodies the innovative precision engineering that delivers true street and racetrack functionality in one exceptional package.\u003c\/p\u003e\n\u003cp data-sourcepos=\"7:1-7:10\"\u003e\u003cstrong\u003eSOUND:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"9:1-9:508\"\u003eWhen equipped with our 200-cell catalytic converters, you'll experience a significantly louder and more raw exhaust note. Higher frequency tones become more pronounced, and off-throttle burbles are more robust and clearly defined. Installing the cat bypass pipes transforms the sound into something akin to a car.A far cry from a typical street-legal Porsche. While the volume remains manageable, the sound becomes incredibly aggressive and race-bred, completely altering the character of your car.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:17\"\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"13:1-24:0\"\u003e\n\u003cli data-sourcepos=\"13:1-13:181\"\u003e\n\u003cstrong\u003eTrack Durability:\u003c\/strong\u003e Easily switch to cat bypass pipes for track events, preventing the degradation of your high-performance catalytic converters under intense racing conditions.\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:1-14:111\"\u003e\n\u003cstrong\u003eOptimized Flow:\u003c\/strong\u003e Features F1-style high-velocity merge collectors for maximum exhaust scavenging and flow.\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:1-15:144\"\u003e\n\u003cstrong\u003ePerfect Bolt-On Fitment:\u003c\/strong\u003e Engineered from precise 3D scans of the OEM headers, guaranteeing a perfect and hassle-free bolt-on installation.\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-16:191\"\u003e\n\u003cstrong\u003ePremium Catalytic Converters:\u003c\/strong\u003e Utilizes German-made HJS HD trimetallic 200-cell EURO 6 homologated catalytic converters, ensuring the best possible performance and long-term reliability.\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-17:145\"\u003e\n\u003cstrong\u003eMaximum Flow Design:\u003c\/strong\u003e Incorporates the largest catalytic converters that will fit within the factory location for unrestricted exhaust flow.\u003c\/li\u003e\n\u003cli data-sourcepos=\"18:1-18:138\"\u003e\n\u003cstrong\u003eNear Straight-Pipe Performance:\u003c\/strong\u003e Flows an impressive 93% of a 2.5-inch straight pipe when equipped with the HJS catalytic converters.\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:1-19:168\"\u003e\n\u003cstrong\u003eGuaranteed No CEL (with Sport Cats):\u003c\/strong\u003e Optimized for maximum performance without triggering a catalyst-related check engine light when the Sport Cats are installed.\u003c\/li\u003e\n\u003cli data-sourcepos=\"20:1-20:124\"\u003e\n\u003cstrong\u003eNo ECU Tune Required:\u003c\/strong\u003e Designed to deliver significant performance gains without necessitating an aftermarket ECU tune.\u003c\/li\u003e\n\u003cli data-sourcepos=\"21:1-21:152\"\u003e\n\u003cstrong\u003eUniversal Exhaust Compatibility:\u003c\/strong\u003e Will seamlessly integrate with any brand of aftermarket exhaust system designed to work with the factory headers.\u003c\/li\u003e\n\u003cli data-sourcepos=\"22:1-22:184\"\u003e\n\u003cstrong\u003eExpert Engineering:\u003c\/strong\u003e Backed by over 25 years of dedicated experience in air-cooled and water-cooled Porsche design and engineering, resulting in meticulously hand-crafted headers.\u003c\/li\u003e\n\u003cli data-sourcepos=\"23:1-24:0\"\u003e\n\u003cstrong\u003eSimple DIY Installation:\u003c\/strong\u003e Designed for straightforward do-it-yourself bolt-on installation, requiring no cutting or welding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"3:1-3:13\"\u003e\u003cstrong\u003eReturns subject to a 25% restocking fee.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Fabspeed","offers":[{"title":"Sport Cats","offer_id":40856526815290,"sku":"FS.POR.981GT4.MH.SC","price":5070.23,"currency_code":"USD","in_stock":true},{"title":"Sport Cat + Cat Bypass Pipes","offer_id":40856526848058,"sku":"FS.POR.981GT4.MH.SCCB","price":5565.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4846\/2650\/files\/Porsche-Modular-Headers-Catalytic-Converters-Boxst-0.jpg?v=1747816270","url":"https:\/\/sierramadrecollection.com\/products\/porsche-modular-headers-catalytic-converters-boxster-cayman-2016-fs-por-981gt4-mh-sc","provider":"Sierra Madre Collection","version":"1.0","type":"link"}