FMF 4.1 RCT Exhaust with MegaBomb - Aluminum KX450F 2019-2023 042372 1820-1843 Honda Wing Baseball T-Shirt Top rear flexion of the

Top rear flexion of the boot is supported around the calf by an innovative TPU sliding blade system which dissipates the friction

CNC-machined billet exhaust flange for a perfect fit

fit and durability

Stretch fabric shell construction for close anatomical fit

Raise the point where wind hits the rider by several inches to significantly reduce windblast

FMF 4.1 RCT Exhaust with MegaBomb - Aluminum KX450F 2019-2023 042372 1820-1843 Honda Wing Baseball T-Shirt Top rear flexion of theThe Factory 4. 1 RCT incorporates FMF Resonance Chamber Technology both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's 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 FMF's exacting specifications and is manufactured 100% at their Southern California factory