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FMF Factory 4.1 Slip-On Exhaust | 044429

FMF SKU: 79-40315
Regular price

£678.99

Description

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. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

-Available in Blue Anodized Titanium Muffler with Carbon End Cap 

-Massive Power gains throughout the RPM range.

-Huge weight savings

-New RTS (Rapid Tuning System)

 

Make Model Year
YAMAHA WR250F 15-19
YAMAHA YZ250F 14-18
YAMAHA YZ250FX 15-19

Fitments