FMF Factory 41 Aluminum Slip On Silencer Yamaha 19 22 YZ250F20 22 YZ250FX verbar 044453

FMF Factory 4.1 Aluminum Slip-On Silencer Yamaha 19-22 YZ250F/20-22 YZ250FX | 044453. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology(TM) both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our 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- FMF Factory 4.1 Aluminum Slip-On Silencer Yamaha 19-22 YZ250F/20-22 YZ250FX | 044453.