FMF 4.1 RCT Exhaust with MegaBomb - Aluminum RM-Z 450 2018-2021 043366 1820-1818 Kawasaki Polo Shirt Must use washer provided

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FMF 4.1 RCT Exhaust with MegaBomb - Aluminum RM-Z 450 2018-2021 043366 1820-1818 Kawasaki Polo Shirt Must use washer providedThe 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