FMF Aluminium Factory 4.1 RCT YZ450F 20 Not Homologated Full Line System

Compatible models:
YAMAHA YZ 450 F 2020-2021.
Factory 4.1 RCT Exhaust System.
The 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.
Massive Power gains throughout the RPM range.
Huge weight savings.
New RTS (Rapid Tuning System).
Includes MegaBomb header.
Includes spark arrestor screen insert.

Color: Silver
Moto Compatibility: Yamaha