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Up to 28% offVendor:MagnaflowMagnaFlow Muff GP 3.5 Dia 22inch 2.25/2.25
Regular price $54.00Sale price $54.00 Regular priceUnit price per$74.77You Save $20.77! -
Up to 28% offVendor:MagnaflowMagnaFlow Muff GP 3.5 Dia 22inch 2/2
Regular price $54.00Sale price $54.00 Regular priceUnit price per$74.74You Save $20.74! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 4 Dia 18inch 3/3
Regular price $75.00Sale price $75.00 Regular priceUnit price per$103.25You Save $28.25! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 3.5 Dia 18inch 2.25/2.25
Regular price $52.00Sale price $52.00 Regular priceUnit price per$71.18You Save $19.18! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 3.5 Dia 18inch 2/2
Regular price $52.00Sale price $52.00 Regular priceUnit price per$71.55You Save $19.55! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 3.5in Dia 16in Overall Length 2.25in Inlet / 2.25in Outlet
Regular price $50.00Sale price $50.00 Regular priceUnit price per$68.19You Save $18.19! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 3.5in Dia 16in Overall Length 2in Inlet / 2in Outlet
Regular price $50.00Sale price $50.00 Regular priceUnit price per$68.58You Save $18.58! -
Up to 27% offVendor:MagnaflowMagnaFlow Muff GP 3.5in Dia 16in Overall Length 1.75in Inlet / 1.75in Outlet
Regular price $50.00Sale price $50.00 Regular priceUnit price per$68.22You Save $18.22! -
Up to 30% offVendor:MagnaflowMagnaFlow Sys A/B Pontiac G8 GT/GXP 6.0L/6.2L
Only 7 leftRegular price $968.00Sale price $968.00 Regular priceUnit price per$1,391.23You Save $423.23! -
Up to 30% offVendor:MagnaflowMagnaFlow Sys Cat-Back 05-09 Mustang M-pack Axle-Back
Only 4 leftRegular price $822.00Sale price $822.00 Regular priceUnit price per$1,180.45You Save $358.45! -
Up to 28% offVendor:MagnaflowMagnaFlow Mani frontpipes 64-66 Mustang V8
Only 8 leftRegular price $367.00Sale price $367.00 Regular priceUnit price per$507.69You Save $140.69! -
Up to 28% offVendor:MagnaflowMagnaFlow Mani frontpipes 67-74 Camaro S/B V8
Only 9 leftRegular price $328.00Sale price $328.00 Regular priceUnit price per$454.06You Save $126.06! -
Up to 30% offVendor:MagnaflowMagnaFlow SYS A/B 2011 Ford Mustang 3.7L
Only 11 leftRegular price $685.00Sale price $685.00 Regular priceUnit price per$984.45You Save $299.45! -
Up to 30% offVendor:MagnaflowMagnaFlow SYS A/B 2011 Ford Mustang 3.7L
Only 1 leftRegular price $1,008.00Sale price $1,008.00 Regular priceUnit price per$1,448.18You Save $440.18! -
Up to 30% offVendor:MagnaflowMagnaFlow SYS A/B 2011 Ford Mustang 5.0L
Only 3 leftRegular price $653.00Sale price $653.00 Regular priceUnit price per$937.57You Save $284.57!
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.