FMF Factory 4.1 RCT Muffler - Aluminum 044427 1821-1610 Youth PowerBomb/PowerCore Goggle Tear-Offs zipper chest pocket Track collar

zipper chest pocket Track collar

NOTE: The 2016-2017 R1 and 2017 FZ10 works awesome with these signals but requires changing the plug end to fit respectively

Perfect for use with the new Harley-Davidson auto tuner Stock H-D mufflers will not work with this head pipe because of the stock muffler’s internal construction

All clamp directly to the carburetor throat

Top temperature range

FMF Factory 4.1 RCT Muffler - Aluminum 044427 1821-1610 Youth PowerBomb/PowerCore Goggle Tear-Offs zipper chest pocket Track collarThe 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 susceptible to crash damage and complementary to their Factory Forward Engineering moving the muffler closer to the motor to centralize mass The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their