Description
Features
- Built-in spark arrestor included
- Use with stock or FMF header
- Pounds lighter than stock
- Easy to repack
- Developed over years of championship off-road racing
- Max sound output 96db; most models below 93db
- Not legal for use in California on pollution controlled vehicles, race use only in California - waiver available
| 2013 | Yamaha | YFZ450 |
| 2012 | Yamaha | YFZ450 |
| 2009 | Yamaha | YFZ450 |
| 2008 | Yamaha | YFZ450 |
| 2007 | Yamaha | YFZ450 |
| 2006 | Yamaha | YFZ450 |
| 2005 | Yamaha | YFZ450 |
| 2004 | Yamaha | YFZ450 |
