{"product_id":"cometic-gasket-2020-bmw-s58b30t0-063in-dst-cyl-head-gasket-85mm-bore","title":"Cometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eC14207-063\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 191070590284\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUpgrade your BMW S58B30T0 engine with the Cometic C14207-063 .063in DST cylinder head gasket designed for 2020+ models including M3 M4 X3M and X4M. This multi-layer steel gasket delivers consistent sealing under high cylinder pressures and boost levels common in performance applications. Engineered for direct replacement with precise fitment to maintain optimal compression ratios.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel Construction:\u003c\/strong\u003e Three stainless steel layers with elastomer coating resist blowout and maintain seal integrity at pressures over 50 psi and temperatures exceeding 2000°F.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.063in Thickness:\u003c\/strong\u003e Provides exact compressed volume control for S58 builds allowing custom deck clearance without milling heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e85mm Bore Diameter:\u003c\/strong\u003e Matches BMW S58 cylinder bore perfectly preventing step distortion and ensuring even combustion chamber sealing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDST Design:\u003c\/strong\u003e Direct Seal Technology enhances fire ring sealing around cylinders for boosted turbo applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Manufacturing:\u003c\/strong\u003e Laser-cut edges and tabbed design align flawlessly with BMW head and block surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm engine code S58B30T0 prior to purchase.\u003c\/li\u003e\n\u003cli\u003eClean surfaces thoroughly before installation to avoid leaks.\u003c\/li\u003e\n\u003cli\u003eFlat rate shipping available nationwide.\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\u003eTorque head bolts to BMW spec in sequence using moly lubricant.\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM or ARP head studs.\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\u003e2023\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM2\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eCompetition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2022\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2022\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003eCompetition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003eCompetition xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX3 M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2022\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX3 M\u003c\/td\u003e\n\u003ctd\u003eCompetition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX4 M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2022\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX4 M\u003c\/td\u003e\n\u003ctd\u003eCompetition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Cometic?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTrusted by NHRA and NASCAR teams for decades.\u003c\/li\u003e\n\u003cli\u003eMLS gaskets built for extreme boost and RPM.\u003c\/li\u003e\n\u003cli\u003eEvery gasket 100% tested for leaks and conformance.\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 this fit the 2023 BMW M2 S58 engine?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes it fits all 2023 BMW M2 Base models with S58B30T0 engine code.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used in this head gasket?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Three-layer 301 stainless steel with Viton coating for heat and chemical resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty on Cometic gaskets?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e One year limited warranty against manufacturing defects when installed correctly.\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 UPS Ground or USPS Priority\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 Protective cardboard envelope 14in x 14in x 1in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.65 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cometic Gasket","offers":[{"title":"Default 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