Description
Features
- Proprietary technology to increase flow
- Powerbomb per-muffler lowers sound output, as much as 1.5db
- Powerbomb increases horsepower up to 10%
- Modular exhaust port flange for reliability and less vibration
- Not legal for use in California on pollution controlled vehicles, race use only in California - waiver available
| 2018 | Yamaha | YFZ450R |
| 2017 | Yamaha | YFZ450R |
| 2016 | Yamaha | YFZ450R |
| 2015 | Yamaha | YFZ450R |
| 2014 | Yamaha | YFZ450R |
| 2013 | Yamaha | YFZ450R |
| 2012 | Yamaha | YFZ450R |
| 2011 | Yamaha | YFZ450R |
| 2010 | Yamaha | YFZ450R |
| 2009 | Yamaha | YFZ450R |
| 2011 | Yamaha | YFZ450X |
| 2010 | Yamaha | YFZ450X |