Yoshimura 231012D320 Aluminum RS-4 Slip On Exhaust 14-18 Yamaha WR250F YZ250F
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 stepped baffle for increased performance, while a carbon cone end cap finishes off its innovative styling.
- 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 tail-pipe
- Weight: 0.3 lbs lighter than stock configuration
Manufacturer Disclaimer: Cannot confirm fitment on international bikes
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 stepped baffle for increased performance, while a carbon cone end cap finishes off its innovative styling.
- 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 tail-pipe
- Weight: 0.3 lbs lighter than stock configuration
Manufacturer Disclaimer: Cannot confirm fitment on international bikes
Fits:
- 2014-2018 Yamaha YZ250F
- 2015-2018 Yamaha WR250F
| Brand | Yoshimura |
|---|---|
| Drag Part # | 1821-1623 |
| Tucker Part # | 196697 |
| Manufacturer Part No. | 231012D320 |
| Fitment |
|
| Additional Notes | cc |
| Ships Within: | 5-7 Days |
- 1995-2015 Honda XR650L
Manufacturer's Warranty
cc
