FMF RACING - FACTORY 4.1 RCT TITANIUM FULL EXHAUST W / ANODIZED SILENCER - 044457 - YAMAHA 19-26 YZ250F / 20-26 YZ250FX / 23-26 WR250FThe Factory 4. 1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally. In addition, FMF achieved 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 FMF's exacting specifications and is manufactured 100%

The biggest key that makes this the no-brainer best choice for YOUR bike is that every map is tuned and optimized for a C3 INTAKE (AIR is a pretty big factor in that whole air-fuel thing

and data coverage to work

H00RFB Black

What does R90 mean

Enduro or Trail bike

A/F Ratio Sensor-Wideband Bosch LSU 4

Note-Does not include freight

Clip - Replacement master link for RK 520XRE chain

it's tidily stowed while you shred the pow

KLX 230R 20-24

With over 40 million sets sold worldwide

Does NOT include a GPS dock