- Use to make your Yoshimura exhaust system or slip-on muffler meet AMA Pro sound requirements
- Non-Spark Arrested
- Kit Includes: Low-volume insert tube, end-cap collar, and set screw
- Sold each
- NOTE: Inserts do NOT meet FIM closed-course/competition noise requirements.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2006-2009 | Kawasaki | KX250F | |