Yoshimura RS-4 Stainless Full Exhaust 2014-17 Yamaha YZ450F | 234810D321 all_colors • CE tested and certified

• CE tested and certified as impact protection:

Slim profile allows easy access to valve guides even on modern compact heads with deep lifter boxes

These front fork damping rods replace the stock damping rods to increase travel and provide increased damping control for adult sized riders

The G2 Jimmy Twister incorporates three bearings for the smoothest action possible

***Designed to fit the FMF Fatty Pipe ONLY

Yoshimura RS-4 Stainless Full Exhaust 2014-17 Yamaha YZ450F | 234810D321 all_colors • CE tested and certifiedFitment: Yamaha YZ450F 2014 2017 The work that went into developing the RS 4 muffler has paid big dividends in Off road Racing; winning multiple Supercross and Motocross titles since it's inception. We've developed the current generation RS 4 based on that research & development, and the result is a unique design that provides an unrivaled combination of power and quiet exhaust tone. The RS 4 features a Polyresonant duplex chamber and two staged