Description
Features
- Maximized internal volume
- Polyresonant duplex front chamber
- Pentagonal-shaped muffler
- Stepped, two-stage core baffle
- Spark Arrestor/Sound Insert Compatible
| 2015 | Yamaha | WR450F |
| 2014 | Yamaha | WR450F |
| 2013 | Yamaha | WR450F |
| 2012 | Yamaha | WR450F |