{"product_id":"porsche-sport-headers-and-hjs-catalytic-converters-911-2022-2025-fs-por-992gt3-mh-sc","title":"Porsche Sport Headers And HJS Catalytic Converters - 911 | 2022-2025  FS-POR-992GT3-MH-SC","description":"\u003cp\u003ePorsche Rennkraft Modular Sport Headers with HJS Catalytic Converters For Porsche 992 GT3 (2022-2025), 992 GT3 RS (2023-2025) Models.\u003c\/p\u003e\n\u003cp data-sourcepos=\"1:1-1:448\"\u003e\u003cspan class=\"citation-0 recitation citation-end-0\"\u003eIntroducing the Rennkraft Modular Headers with HJS Catalytic Converters, the ultimate solution for street-driven 992 GT3 and GT3 RS models worldwide.\u003csup data-turn-source-index=\"1\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-1 recitation citation-end-1\"\u003eOur U.S. Patented RENNKRAFT modular design features a quick-release V-band connector, allowing owners to effortlessly switch between our German-imported EMITEC HJS 200-cell Euro 6 homologated catalytic converters and our QUICKTRACK \"link pipes\" for dedicated track use.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-160 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-160\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-160\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-160 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-160 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"3:1-3:465\"\u003e\u003cspan class=\"citation-2 recitation citation-end-2\"\u003eRennkraft, meaning \"Race Power\" in German, embodies the true street and racetrack functionality of these innovative, precision-engineered headers.\u003csup data-turn-source-index=\"3\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-3 recitation citation-end-3\"\u003eFabspeed Motorsport USA was the pioneering company to 3D laser scan, design, patent, and dyno-develop these premium headers in collaboration with HJS Germany and renowned Porsche engine builders.\u003csup data-turn-source-index=\"4\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e We confidently guarantee that there is no superior header available for your 992 GT3 worldwide.\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-161 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-161\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-161\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-161 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-161 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"5:1-5:10\"\u003e\u003cstrong\u003eSOUND:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"7:1-7:480\"\u003eLeveraging over 29 years of air-cooled and water-cooled Porsche expertise, Fabspeed  Equipped with our super-premium HJS German 200-cell catalytic converters, you'll experience a more aggressive CUP car-style exhaust note with a significantly more raw Flat 6 sports car sound. Higher frequency tones are more pronounced, and deceleration burbles are more robust and distinct.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:613\"\u003eExtensive dyno development has allowed us to identify the optimal header length and diameter. Compared to a stock car with no tune, our Sport Cats yielded gains of +19 HP \/ 16 whp and 20 lb-ft of torque, while the Cat Bypass pipes resulted in +23 HP \/ 19 whp and 26 lb-ft of torque at the crank. \u003cspan class=\"citation-4 recitation citation-end-4\"\u003ePeak horsepower also increased from our baseline of 452 whp to 461 whp with our HJS Sport Cats and 468 whp with Cat Bypass Pipes.\u003csup data-turn-source-index=\"5\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e As clearly demonstrated, EMITEC HJS German tri-metallic catalytic converters deliver exceptional CLEAN and Green Power. Refer to our dyno graph for detailed performance data.\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-162 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-162\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-162\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-162 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:13\"\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"15:1-26:127\"\u003e\n\u003cli data-sourcepos=\"15:1-15:208\"\u003e\n\u003cspan class=\"citation-5 recitation citation-end-5\"\u003eFits all Porsche 992 GT3, GT3 RS Models worldwide (This system does delete the GPF on EU cars and will cause a check engine light for a monitored GPF system unless a simulator or tune is used).\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-163 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-163\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-163\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-163 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-16:209\"\u003e\n\u003cspan class=\"citation-6 recitation citation-end-6\"\u003eImpressive dyno-proven power gains of 20 horsepower and 25 lb-ft of torque at the crank (16 whp and 20 lb-ft of TQ with Sport Cats, and 19 whp and 26 lb-ft of TQ with link comp pipes installed).\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-164 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-164\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-164\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-164 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-17:100\"\u003e\n\u003cstrong\u003ePATENTED SYSTEM WORLDWIDE:\u003c\/strong\u003e The world's first dual-use STREET and RACETRACK Competition system.\u003c\/li\u003e\n\u003cli data-sourcepos=\"18:1-18:68\"\u003e\n\u003cspan class=\"citation-7 recitation citation-end-7\"\u003eSaves 6 lbs \/ 2.7 kg compared to the factory headers.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-165 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-165\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-165\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-165 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:1-19:271\"\u003e\n\u003cspan class=\"citation-8 recitation citation-end-8\"\u003eModular design with a V-band clamp allows for quick swapping between catalytic converters and competition link pipes for racing, preserving your HJS catalytic converters from the harsh conditions of endurance racing and long-term closed-course competition.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-166 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-166\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-166\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-166 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"20:1-20:101\"\u003e\n\u003cspan class=\"citation-9 recitation citation-end-9\"\u003eModular patented design also allows for HJS catalytic converter replacement as needed.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-167 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-167\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-167\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-167 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"21:1-21:136\"\u003eThe cat bypass pipes are 100% NOT intended for street usage and are designed to bypass emissions controls for off-road track use only.\u003c\/li\u003e\n\u003cli data-sourcepos=\"22:1-22:153\"\u003e\n\u003cspan class=\"citation-10 recitation citation-end-10\"\u003eConstructed from CNC mandrel-bent T304L stainless steel, lost wax precision investment cast inlet flanges, and CAD-designed CNC flanges.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-168 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-168\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-168\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-168 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"23:1-23:139\"\u003e\n\u003cspan class=\"citation-11 recitation citation-end-11\"\u003eSwitching to cat-bypass for track events prevents catalytic converter degradation during all-out competition racing abuse.\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2272664809-169 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2272664809-169\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2272664809-169\"\u003e\n\u003cdiv class=\"sources-carousel-source ng-tns-c2272664809-169 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"24:1-24:154\"\u003e\n\u003cspan class=\"citation-12 recitation citation-end-12\"\u003eThe RENNKRAFT system allows for the quick installation of our QUICKTRACK cat bypass pipes for racing and track-only competition events.\u003csup data-turn-source-index=\"13\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"26:1-26:127\"\u003e\n\u003cspan class=\"citation-13 recitation citation-end-13\"\u003eFeatures F1-style high-velocity triangular merge collectors with a merge spike for maximum exhaust scavenging.\u003csup data-turn-source-index=\"14\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\n\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":"Default Title","offer_id":40858005995578,"sku":"FS.POR.992GT3.MH.SC","price":6183.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4846\/2650\/files\/Porsche-Sport-Headers-And-HJS-Catalytic-Converters-5545.jpg?v=1747947370","url":"https:\/\/sierramadrecollection.com\/products\/porsche-sport-headers-and-hjs-catalytic-converters-911-2022-2025-fs-por-992gt3-mh-sc","provider":"Sierra Madre Collection","version":"1.0","type":"link"}