Description
Features
- The Q4 employs intricate chambers, baffles and proprietary multistage packing material
- With the Q4 you dont need to hear the power, just feel the power!
- Less sound equals more ground
- Power gains throughout the entire rpm range
- Spark arrestor included
- Pounds lighter than stock
- Rugged design for off-road endurance
- Made in the U.S.A.
| Position | Notes | |||
|---|---|---|---|---|
| 2012-2015 | Yamaha | WR450F | - | - |
