Factory 4.1 Muffler
RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output, Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power, FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage, Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws, Meets AMA and FIM sound requirements, QuietCore 94db insert included, Spark arrestor included in muffler, Made in U.S.A.
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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.