{"product_id":"gsc-p-d-nissan-vr38dett-33-15mm-head-1mm-os-91-95mm-long-6-6mm-stem-exhaust-valve-set-of-12","title":"GSC P-D Nissan VR38DETT 33.15mm Head +1mm OS 91.95mm Long 6.6mm Stem Exhaust Valve - Set of 12","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2057-12\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC Power-Division 2009-2025 Nissan GT-R R35 VR38DETT 33.15mm Head +1mm OS 91.95mm Long 6.6mm Stem Exhaust Valve - Set of 12\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThis GSC Power-Division set of 12 exhaust valves fits the Nissan GT-R R35 VR38DETT 3.8L twin-turbo V6 engine from 2009 to 2025. The +1mm oversize 33.15mm heads, 91.95mm length, and 6.6mm stems deliver better exhaust flow and heat resistance for builds over 2200 HP. Super alloy construction ensures reliability under high RPM and extreme stress on track or street.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 33.15mm +1mm OS increases exhaust port clearance for greater flow volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 91.95mm provides exact drop-in fitment with precise valvetrain geometry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem Diameter:\u003c\/strong\u003e 6.6mm thicker than OEM adds strength against fatigue in high-boost applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Super alloy withstands temperatures over 2200 HP builds with reduced wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign Details:\u003c\/strong\u003e Back-cut heads boost airflow, micro-polished stems cut friction and hold oil for longer life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDirect fit for VR38DETT, confirm your GT-R setup as head work may be required for +1mm OS\u003c\/li\u003e\n\u003cli\u003ePair with upgraded valve springs and retainers for complete high-HP valvetrain\u003c\/li\u003e\n\u003cli\u003eCompact packaging ships efficiently with protective materials inside\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eValve seats must match +1mm OS heads, machine work often needed\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM keepers and locks, GSC suggests new locks for security\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2025\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eR35 (Premium, Black Edition, NISMO, T-spec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose GSC Power-Division?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProven in 2500+ HP GT-R builds by leading tuners worldwide\u003c\/li\u003e\n\u003cli\u003eTargeted engineering matches VR38DETT twin-turbo heat and pressure\u003c\/li\u003e\n\u003cli\u003eFlow-tested design delivers power gains and throttle response\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will these valves fit my 2015 GT-R NISMO?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, direct fit for all 2009-2025 R35 GT-R VR38DETT models including NISMO, confirm head machining for +1mm OS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What alloy is used in these valves?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Advanced super alloy handles extreme heat and stress beyond OEM limits for sustained high-RPM use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty covers this set?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e GSC Power-Division standard manufacturer warranty applies, contact GSC directly for claim details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Standard ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e 6\" x 4\" x 2\" box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Part 1.2 lbs, shipping 1.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":43692036522063,"sku":"GSC2057-12","price":493.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/SKU_2057-12.png?v=1760550115","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-nissan-vr38dett-33-15mm-head-1mm-os-91-95mm-long-6-6mm-stem-exhaust-valve-set-of-12","provider":"Black Ops Auto Works","version":"1.0","type":"link"}