{"product_id":"fabspeed-porsche-718-gt4-rs-rennkraft-long-tube-header-system-2022","title":"Fabspeed RENNKRAFT Long-Tube Headers for Porsche 718 Cayman GT4 RS","description":"\u003cp\u003eThe GT4 RS RENNKRAFT system uses equal-length long tubes and modular catalyst sections to replace the corresponding original header arrangement. Choose the HJS-only package or the package that also includes track bypass sections, and confirm market-specific equipment. Based in Fort Washington, Pennsylvania, Fabspeed Motorsport designs exhaust, intake and ECU-tuning products for Porsche and other sports cars. Development includes evaluation on a dynamometer, on the road and at the racetrack.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer product reference: FS.POR.718GT4RS.HDR.XX. The selected option determines the complete supplied configuration.\u003c\/li\u003e\n\u003cli\u003eEqual-length T304 stainless primary tubes with merge collectors and investment-cast flanges.\u003c\/li\u003e\n\u003cli\u003eV-band connections permit catalyst-section changes.\u003c\/li\u003e\n\u003cli\u003eHJS 200-cell tri-metallic catalyst sections.\u003c\/li\u003e\n\u003cli\u003eCombined option adds bypass pipes; they are not included with the Sport Cats-only selection.\u003c\/li\u003e\n\u003cli\u003eCeramic-core\/stainless-shell heat shielding.\u003c\/li\u003e\n\u003cli\u003eFabspeed’s no-catalyst-warning-light claim excludes Europe.\u003c\/li\u003e\n\u003cli\u003eConfirm Spyder RS coverage separately; the explicit fitment bullet names GT4 RS.\u003c\/li\u003e\n\u003cli\u003eCovered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse restrictions\u003c\/h3\u003e\u003cp\u003eFabspeed specifies closed-course competition and off-road use for this product or its catalyst\/intake-changing components. A sport catalyst, a STREET option label or the absence of a fault light does not establish public-road emissions approval. Confirm the requirements for the intended installation before ordering.\u003c\/p\u003e\u003ch3\u003eProduct Videos\u003c\/h3\u003e\u003cdiv style=\"position:relative;width:100%;max-width:860px;height:auto;aspect-ratio:16 \/ 9;margin:16px 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/3jcGGeX3zls\" title=\"Fabspeed Rennkraft Exhaust Install on Porsche GT4 RS | Performance, Sound \u0026amp; Engineering Explained\" loading=\"lazy\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allow=\"accelerometer; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003cp\u003eDemonstration cars may have additional modifications. The selected configuration determines what is supplied; a video does not establish another vehicle’s fitment or guarantee identical sound or output.\u003c\/p\u003e\u003cp\u003eWith over 20 years of parts experience, PMB Performance can help check the application. Share your VIN and photos or references for the component being replaced before ordering if the match is uncertain.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eUse the application details below together with the original component and any existing modifications.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;max-width:100%;\"\u003e\u003ctable class=\"specs pmb-fitment-table\" style=\"width:100%;min-width:800px;border-collapse:collapse;font-size:14px;line-height:1.5;\"\u003e\n\u003ccaption style=\"text-align:left;font-weight:600;padding:0 0 10px;\"\u003eVehicle applications\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:110px;background:#f4f6f8;\"\u003eYears\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:90px;white-space:nowrap;background:#f4f6f8;\"\u003eMake\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:140px;background:#f4f6f8;\"\u003eModel \/ chassis\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:180px;background:#f4f6f8;\"\u003eVersion \/ application\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:280px;background:#f4f6f8;\"\u003eFitment notes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:110px;\"\u003e\u003cspan style=\"white-space:nowrap;\"\u003e2022+\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:90px;white-space:nowrap;\"\u003ePorsche\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:140px;\"\u003e718 Cayman GT4 RS\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:180px;\"\u003eMatching original header\/exhaust layout\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #dce2e6;padding:10px;text-align:left;vertical-align:top;overflow-wrap:normal;word-break:normal;min-width:280px;\"\u003eConfirm market, sensors and particulate-filter equipment; bypass sections are for track use.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Fabspeed","offers":[{"title":"Sport Cats","offer_id":67817140256946,"sku":"FS.POR.718GT4RS.HDR.SC","price":8466.95,"currency_code":"USD","in_stock":true},{"title":"Sport Cat + Cat Bypass Pipes","offer_id":67817140289714,"sku":"FS.POR.718GT4RS.HDR.SCCB","price":9434.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/718_GT4RS_Long_Tube_Rennkraft_Header_System_Studio_Photo_1_v2__05535.jpg?v=1793113688","url":"https:\/\/pmbperformance.com\/products\/fabspeed-porsche-718-gt4-rs-rennkraft-long-tube-header-system-2022","provider":"PMB Performance","version":"1.0","type":"link"}