FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2012-2015 042292 1821-1393 Fuel Petcock Includes center bearing and snap

Includes center bearing and snap rings

Bars are hollow

Not for use with original BMW rack or luggage-carrier

Extended cuff for greater coverage with an integrated closure for security and ease of use

superior airflow

FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2012-2015 042292 1821-1393 Fuel Petcock Includes center bearing and snapThe 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