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-The EXTREME silencer delivers low decibels performance so you can really hear howmoptimal your bike is running
Designed and tested at the highest levels of racing
The Q4 employs intricate chambers
-Includes O-rings on most models
• -Race-tested
Factory Fatty 025090 Size:OS -The EXTREME silencer delivers lowThe 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
