Factory Fatty 025310 Color:No Color 99dB sound level with optional

99dB sound level with optional quiet insert

• -Complete Aluminum and Stainless Steel construction • -Optimally designed to complement performance of FMF pipes

this system gives you the performance edge you need

you can choose between a moto or supercross version

Factory Fatty 025310 Color:No Color 99dB sound level with optionalThe Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams. It shares many of the same characteristics with its craftsmanship and material quality. The Factory Fatty broadens and smoothes out the power curve while boosting gains throughout the entire power band, more low end, more mid, and increased over rev. No matter what type of riding you do, the Fatty has the benefits youre looking for. Lighter 20 gauge steel used for