{"product_id":"fabspeed-race-headers-porsche-981-gt4-boxster-spyder","title":"Fabspeed Race Headers Porsche 981 GT4 \/ Boxster Spyder","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1149\" data-start=\"113\"\u003e \u003c\/p\u003e\n\u003cdiv style=\"height: 0px; overflow: hidden; padding-top: 56.25%; position: relative; width: 100%;\"\u003e\u003ciframe style=\"position: absolute; top: 0px; left: 0px; width: 100%; height: 100%;\" src=\"https:\/\/tube.rvere.com\/embed?v=j9Gwuw91lSI\" title=\"YouTube video player\"\u003e\n        \u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1149\" data-start=\"113\"\u003e \u003c\/p\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1149\" data-start=\"113\"\u003eTransform your Porsche 981 Cayman GT4 or Boxster Spyder into a true motorsport-inspired machine with the Fabspeed Race Headers. Designed for maximum performance on the track, these catless long-tube headers replace the restrictive factory exhaust manifolds with a high-flow equal-length design engineered to maximize exhaust velocity, improve scavenging, and unlock additional power from Porsche’s naturally aspirated flat-six engine. Featuring Fabspeed’s high-velocity merge collectors and CNC mandrel-bent T304 stainless steel tubing, these headers optimize exhaust pulse tuning for improved torque delivery throughout the RPM range. The result is a dramatic increase in throttle response, stronger acceleration out of corners, and a more aggressive race-bred exhaust note that matches the GT4’s performance-focused character. Designed for track and off-road applications, these headers are the ultimate upgrade for enthusiasts looking to extract maximum performance from their 981 GT4 or Spyder. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 data-end=\"1169\" data-start=\"1151\"\u003eFitment Notes\u003c\/h4\u003e\n\u003cul data-end=\"1770\" data-start=\"1171\"\u003e\n\u003cli data-end=\"1212\" data-start=\"1171\" data-section-id=\"1r0uiq9\"\u003eFits 2015-2016 Porsche Cayman GT4 (981)\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1213\" data-section-id=\"1yb5oso\"\u003eFits 2016 Porsche Boxster Spyder (981)\u003c\/li\u003e\n\u003cli data-end=\"1331\" data-start=\"1254\" data-section-id=\"5okug9\"\u003eDesigned for vehicles used in track, competition, and off-road applications\u003c\/li\u003e\n\u003cli data-end=\"1376\" data-start=\"1332\" data-section-id=\"iiyjf1\"\u003eDirect replacement for OEM exhaust headers\u003c\/li\u003e\n\u003cli data-end=\"1476\" data-start=\"1377\" data-section-id=\"uxkehx\"\u003eCompatible with factory or aftermarket exhaust systems designed for 981 GT4 \/ Spyder applications\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1625\" data-start=\"1521\" data-section-id=\"1u5g9yr\"\u003eRemoval of factory catalytic converters may result in emissions-related issues and check engine lights\u003c\/li\u003e\n\u003cli data-end=\"1770\" data-start=\"1626\" data-section-id=\"qijkoq\"\u003eProfessional installation recommended due to exhaust heat cycling and proper header sealing requirements \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"1785\" data-start=\"1772\"\u003eIncluded\u003c\/h4\u003e\n\u003cul data-end=\"1973\" data-start=\"1787\"\u003e\n\u003cli data-end=\"1814\" data-start=\"1787\" data-section-id=\"188hhcr\"\u003eLeft Fabspeed Race Header\u003c\/li\u003e\n\u003cli data-end=\"1843\" data-start=\"1815\" data-section-id=\"1nn16cg\"\u003eRight Fabspeed Race Header\u003c\/li\u003e\n\u003cli data-end=\"1882\" data-start=\"1844\" data-section-id=\"buee1r\"\u003eMulti-layer exhaust manifold gaskets\u003c\/li\u003e\n\u003cli data-end=\"1906\" data-start=\"1883\" data-section-id=\"so4k5m\"\u003eInstallation hardware\u003c\/li\u003e\n\u003cli data-end=\"1973\" data-start=\"1907\" data-section-id=\"zz4u8r\"\u003eInstallation documentation \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"1993\" data-start=\"1975\"\u003eProduct Specs\u003c\/h4\u003e\n\u003cul data-end=\"2524\" data-start=\"1995\"\u003e\n\u003cli data-end=\"2123\" data-start=\"1995\" data-section-id=\"ljfe0t\"\u003ePower gains:\n\u003cul data-end=\"2123\" data-start=\"2012\"\u003e\n\u003cli data-end=\"2066\" data-start=\"2012\" data-section-id=\"u3gbfi\"\u003eUp to \u003cstrong data-end=\"2066\" data-start=\"2020\"\u003e27 WHP and 38 lb-ft of torque at 3,700 RPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2123\" data-start=\"2069\" data-section-id=\"59ba8s\"\u003eUp to \u003cstrong data-end=\"2123\" data-start=\"2077\"\u003e18 WHP and 15 lb-ft of torque at 6,300 RPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2190\" data-start=\"2124\" data-section-id=\"hi4a9x\"\u003eApproximately \u003cstrong data-end=\"2158\" data-start=\"2140\"\u003e10 lbs lighter\u003c\/strong\u003e than the factory exhaust system\u003c\/li\u003e\n\u003cli data-end=\"2219\" data-start=\"2191\" data-section-id=\"10qv248\"\u003eEqual-length header design\u003c\/li\u003e\n\u003cli data-end=\"2276\" data-start=\"2220\" data-section-id=\"40etu1\"\u003eConstructed from CNC mandrel-bent T304 stainless steel\u003c\/li\u003e\n\u003cli data-end=\"2339\" data-start=\"2277\" data-section-id=\"qfsjiz\"\u003eHigh-velocity merge collectors optimize exhaust pulse tuning\u003c\/li\u003e\n\u003cli data-end=\"2381\" data-start=\"2340\" data-section-id=\"cszgiq\"\u003eCatless design for maximum exhaust flow\u003c\/li\u003e\n\u003cli data-end=\"2447\" data-start=\"2382\" data-section-id=\"vqucyj\"\u003eDirect bolt-on installation with no cutting or welding required\u003c\/li\u003e\n\u003cli data-end=\"2524\" data-start=\"2448\" data-section-id=\"1429g01\"\u003eBacked by Fabspeed Lifetime Warranty \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"2547\" data-start=\"2526\"\u003eProduct Features\u003c\/h4\u003e\n\u003cul data-is-only-node=\"\" data-end=\"3102\" data-start=\"2549\"\u003e\n\u003cli data-end=\"2654\" data-start=\"2549\" data-section-id=\"11i6yvb\"\u003eMaximizes exhaust flow by replacing restrictive factory manifolds with race-developed long-tube headers\u003c\/li\u003e\n\u003cli data-end=\"2744\" data-start=\"2655\" data-section-id=\"1n3v552\"\u003eEqual-length tubing improves exhaust scavenging, torque delivery, and throttle response\u003c\/li\u003e\n\u003cli data-end=\"2836\" data-start=\"2745\" data-section-id=\"1mw1f9j\"\u003eHigh-velocity merge collectors improve exhaust pulse management for increased performance\u003c\/li\u003e\n\u003cli data-end=\"2912\" data-start=\"2837\" data-section-id=\"u87b81\"\u003eReduces rear vehicle weight while improving overall engine responsiveness\u003c\/li\u003e\n\u003cli data-end=\"2983\" data-start=\"2913\" data-section-id=\"1nm33rh\"\u003eProduces a more aggressive motorsport-inspired flat-six exhaust note\u003c\/li\u003e\n\u003cli data-end=\"3102\" data-start=\"2984\" data-section-id=\"x9la4v\"\u003ePrecision engineered for Porsche GT applications with proven track performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fabspeed Motorsport","offers":[{"title":"Default Title","offer_id":52846722023744,"sku":"FS.POR.981GT4.LTRHDR","price":3178.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/7587\/4624\/files\/fabspeed-motorsport-fabspeed-porsche-981-cayman-gt4-race-headers__20172_d53d2ca0-e525-4a26-b093-5801bd384de5.jpg?v=1784724979","url":"https:\/\/www.forzamotorworks.com\/products\/fabspeed-race-headers-porsche-981-gt4-boxster-spyder","provider":"Forza Motor Works","version":"1.0","type":"link"}