FMF Factory 4.1 Exhaust System '23 KTM 450 XCF-W & '20-23 Husqvarna FE450 | 045654 Fly 2027 easy installation

easy installation

to provide a smooth snag free surface

and cracking

(Lower & upper Powerlip rollers are not included

Aluminum performance muffler with durable stainless steel components

FMF Factory 4.1 Exhaust System '23 KTM 450 XCF-W & '20-23 Husqvarna FE450 | 045654 Fly 2027 easy installationFOR RACE USE ONLY: Controlled Emission Part Form Required for shipment to California. If shipping to CA, contact our team for the CA waiver. The Factory 4. 1 RCT incorporates the latest in FMF Resonance Chamber Technology 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.