Racing Factory 4.1 RCT Aluminum Slip-On Muffler
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The FMF Racing Factory 4.1 RCT Aluminum Slip-On Muffler is built for maximum performance with a lightweight design and race-inspired engineering. Its Resonance Chamber Technology...
The FMF Racing Factory 4.1 RCT Aluminum Slip-On Muffler is built for maximum performance with a lightweight design and race-inspired engineering. Its Resonance Chamber Technology (RCT) improves exhaust flow for stronger power delivery while keeping noise levels in check. Designed to bolt on easily, it gives your bike a sharper sound, improved throttle response, and a factory-level finish.