MBRP's ATV performance muffler. A true performance exhausts sound, maximum flow – while keeping similar characteristics of our sport and utility series, while delivering a clean and crisp sound.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2000-2004 | Yamaha | YFM400 Big Bear 2x4 | Base |
| 2000-2006 | Yamaha | YFM400 Big Bear 4x4 | Base |
| 2007-2010 | Yamaha | YFM400 Big Bear IRS 4x4 | Base |