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Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 11X4X9 2.25 O/C
Regular price $130.00Sale price $130.00 Regular priceUnit price per$178.76You Save $48.76! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2.5/2.5 O/O
Regular price $146.00Sale price $146.00 Regular priceUnit price per$201.26You Save $55.26! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2.25/2.25 O/O
Only 10 leftRegular price $146.00Sale price $146.00 Regular priceUnit price per$201.26You Save $55.26! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2/2 O/O
Regular price $139.00Sale price $139.00 Regular priceUnit price per$191.68You Save $52.68! -
Up to 28% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 3 O/C
Regular price $162.00Sale price $162.00 Regular priceUnit price per$223.52You Save $61.52! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2.25 O/C
Only 18 leftRegular price $146.00Sale price $146.00 Regular priceUnit price per$201.26You Save $55.26! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2/2 O/C
Only 10 leftRegular price $139.00Sale price $139.00 Regular priceUnit price per$191.68You Save $52.68! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2.25/2.25 C/C
Only 1 leftRegular price $139.00Sale price $139.00 Regular priceUnit price per$191.68You Save $52.68! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 18X4X9 2/2 C/C
Only 1 leftRegular price $139.00Sale price $139.00 Regular priceUnit price per$191.68You Save $52.68! -
Up to 28% offVendor:MagnaflowMagnaFlow Muffler Mag 3in 409SS 14X4X9 3 O/O
Regular price $149.00Sale price $149.00 Regular priceUnit price per$205.92You Save $56.92! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 14X4X9 2.25 O/O
Only 3 leftRegular price $130.00Sale price $130.00 Regular priceUnit price per$178.76You Save $48.76! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 14X4X9 2/2 O/O
Regular price $130.00Sale price $130.00 Regular priceUnit price per$178.76You Save $48.76! -
Up to 27% offVendor:MagnaflowMagnaFlow Muffler Mag SS 14X4X9-3 C/C
Regular price $146.00Sale price $146.00 Regular priceUnit price per$201.26You Save $55.26! -
Up to 28% offVendor:MagnaflowMagnaFlow Muffler Mag SS 14X4X9 2/2 C/C
Regular price $123.00Sale price $123.00 Regular priceUnit price per$170.25You Save $47.25! -
Up to 28% offVendor:MagnaflowMagnaFlow Muffler Mag SS 14X3.5X7 2.25/2/2 C/
Only 9 leftRegular price $185.00Sale price $185.00 Regular priceUnit price per$255.43You Save $70.43!
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.