Yoshimura RS-4 Yamaha YZ250F/X/WR250F Stainless Full Exhaust/Aluminum Muffler
Buy now, pay later
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. The RS-4 features a Polyresonant duplex chamber and two-staged stepped baffle for increased performance, while a carbon cone end cap finishes off its innovative styling.
Features:
- Pentagonal-shaped sleeve
- Front muffler cap functions as a polyresonant chamber which helps reduce noise
- Two-stage stepped baffle
- Carbon fiber end-cap
- Stainless steel header and tail-pipe
Availability: From time to time, exhausts may not be readily available instore for shipment and may require backordering from the supplier. It is recommended that you contact us prior to making your purchase to enquire about despatch times.