FMF 4.1 RCT Slip-On Muffler 045690

4.1 RCT Slip-On Muffler The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash...

$900.95

FMF 4.1 RCT Slip-On Muffler 041610

4.1 RCT Slip-On Muffler Massive Power gains throughout the RPM range, New RTS (Rapid Tuning System), Huge weight savings

$675.95

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FMF Factory 4.1 RCT Slip-On Muffler for Desmo 450 - Model 045713

Factory 4.1 RCT Slip-On Muffler - Desmo 450 The FMF Factory 4.1 RCT Slip-On Muffler for Desmo 450 offers advanced performance enhancements with cutting-edge FMF Resonance Chamber Technology™ both...

$675.95

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FMF Factory 4.1 RCT Slip-On Muffler - Titanium - Carbon Fiber Cap 042404

Factory 4.1 RCT Slip-On Muffler - Titanium - Carbon Fiber Cap Spark arrestor screen insert included, 94dB insert included, For closed course competition use only

$900.95

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FMF Factory 4.1 RCT Muffler - Aluminum 042369

Factory 4.1 RCT Muffler - Aluminum The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less...

$600.95

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FMF 4.1 RCT Slip-On Muffler 041611

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