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Cometic Gasket Cometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore
Cometic Gasket Cometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore
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Cometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore

CGSC14207-063
191070590284
Head Gaskets
1 Units In Stock - Ships Next Business Day
$ 302.17 $ 271.95
$ 271.95

SKU: C14207-063 | UPC: 191070590284

Cometic Gasket 2020+ BMW S58B30T0 .063in DST Cyl. Head Gasket - 85mm Bore

Upgrade 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.

Key Features

  • Multi-Layer Steel Construction: Three stainless steel layers with elastomer coating resist blowout and maintain seal integrity at pressures over 50 psi and temperatures exceeding 2000°F.
  • 0.063in Thickness: Provides exact compressed volume control for S58 builds allowing custom deck clearance without milling heads.
  • 85mm Bore Diameter: Matches BMW S58 cylinder bore perfectly preventing step distortion and ensuring even combustion chamber sealing.
  • DST Design: Direct Seal Technology enhances fire ring sealing around cylinders for boosted turbo applications.
  • Precision Manufacturing: Laser-cut edges and tabbed design align flawlessly with BMW head and block surfaces.

Product Notes

  • Confirm engine code S58B30T0 prior to purchase.
  • Clean surfaces thoroughly before installation to avoid leaks.
  • Flat rate shipping available nationwide.

Installation Notes

  • Professional installation recommended.
  • Torque head bolts to BMW spec in sequence using moly lubricant.
  • Compatible with OEM or ARP head studs.

This Part Fits

Year Make Model Submodel
2023 BMW M2 Base
2021 BMW M3 Base
2021 BMW M3 Competition
2021-2022 BMW M4 Base
2021-2022 BMW M4 Competition
2022 BMW M4 Competition xDrive
2020-2023 BMW X3 M
2020-2022 BMW X3 M Competition
2020-2023 BMW X4 M
2020-2022 BMW X4 M Competition

Why Choose Cometic?

  • Trusted by NHRA and NASCAR teams for decades.
  • MLS gaskets built for extreme boost and RPM.
  • Every gasket 100% tested for leaks and conformance.

Frequently Asked Questions

  • Q: Will this fit the 2023 BMW M2 S58 engine?
    A: Yes it fits all 2023 BMW M2 Base models with S58B30T0 engine code.
  • Q: What material is used in this head gasket?
    A: Three-layer 301 stainless steel with Viton coating for heat and chemical resistance.
  • Q: What is the warranty on Cometic gaskets?
    A: One year limited warranty against manufacturing defects when installed correctly.

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Protective cardboard envelope 14in x 14in x 1in
  • Weight: 0.65 lbs

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