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Up to 7% offVendor:Cometic GasketCometic Street Pro 01-07 GM 6.6L Duramax Diesel V8 Bottom End Gasket Kit
Regular price $190.85Sale price $190.85 Regular priceUnit price per$205.22You Save $14.37! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 08-10 Ford 6.4L Powerstroke Diesel V8 103mm Top End Gasket Kit
Regular price $846.36Sale price $846.36 Regular priceUnit price per$910.07You Save $63.71! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 08-11 Ford 6.4L Powerstroke Bottom End Kit
Regular price $206.95Sale price $206.95 Regular priceUnit price per$222.52You Save $15.57! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 07-08 Ford 6.0L Powerstroke w/ 20mm Dowels 96mm Bore Top end Gasket Kit
Only 1 leftRegular price $846.36Sale price $846.36 Regular priceUnit price per$910.07You Save $63.71! -
Up to 7% offVendor:Cometic GasketCometic Ford 6.0L Power Stroke Top End Gasket Kit-96mm Bore-.067in MLX Cyl Head Gasket-18mm Dowels
Regular price $846.36Sale price $846.36 Regular priceUnit price per$910.07You Save $63.71! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 03-06 Ford 6.0L Powerstroke Diesel V8 w/ 19mm Dowels, 96mm Top End Gasket Kit
Regular price $846.36Sale price $846.36 Regular priceUnit price per$910.07You Save $63.71! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 03-08 Ford 6.0L Powerstroke Bottom End Kit
Regular price $157.50Sale price $157.50 Regular priceUnit price per$169.35You Save $11.85! -
Up to 7% offVendor:Cometic GasketCometic Ford 6.0L Power Stroke Top End Gasket Kit-96mm Bore-w/out Cyl Head Gaskets
Regular price $552.01Sale price $552.01 Regular priceUnit price per$593.56You Save $41.55! -
Up to 7% offVendor:Cometic GasketCometic Cummins 6.7L ISB 4.312in Bore .072in MLX Cylinder Head Gasket Top End Gasket Kit
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15! -
Up to 7% offVendor:Cometic GasketCometic Cummins 2007-2018 6.7L ISB Top End Gasket Kit-4.312in Bore-.067in MLX Cylinder Head Gasket
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15! -
Up to 7% offVendor:Cometic GasketCometic Cummins 2007-2018 6.7L ISB Top End Gasket Kit-4.312in Bore-.061in MLX Cylinder Head Gasket
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15! -
Up to 7% offVendor:Cometic GasketCometic Cummins 2007-2018 6.7L ISB Top End Gasket Kit-4.312in Bore-.054in MLX Cylinder Head Gasket
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15! -
Up to 7% offVendor:Cometic GasketCometic Street Pro 07.5+ Dodge Cummins 6.7L Bottom End Gasket Kit
Regular price $224.20Sale price $224.20 Regular priceUnit price per$241.07You Save $16.87! -
Up to 7% offVendor:Cometic GasketCometic Cummins 5.9L ISB CR Top End Gasket Kit - 4.100in Bore - .072in MLX Cylinder Head Gasket
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15! -
Up to 7% offVendor:Cometic GasketCometic Cummins 5.9L ISB CR 4.100in Bore .067in MLX Cylinder Head Gasket Top End Gasket Kit
Regular price $466.85Sale price $466.85 Regular priceUnit price per$502.00You Save $35.15!
Why Buy from FAST of West Chester?
This isn’t a warehouse — it’s a performance shop. At FAST of West Chester, every part we sell has been installed, tested, and pushed on real builds.
Led by Dave Brown, our team knows what works, what doesn’t, and what actually delivers results. No guesswork. No wasted money. Just proven performance.
Unlike large online retailers, our recommendations are based on hands-on experience with Subaru, JDM, and performance platforms — ensuring every part we offer delivers reliable performance, fitment, and results.