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.
Yamaha ATV; Slip-on system, w/ Sport Muffler. USFS Approved.
Chambered Muffler.

Fitment:
Yamaha YFM350X Warrior Base 1987
Yamaha YFM350X Warrior Base 1988
Yamaha YFM350X Warrior Base 1989
Yamaha YFM350X Warrior Base 1990
Yamaha YFM350X Warrior Base 1991
Yamaha YFM350X Warrior Base 1992
Yamaha YFM350X Warrior Base 1993
Yamaha YFM350X Warrior Base 1994
Yamaha YFM350X Warrior Base 1995
Yamaha YFM350X Warrior Base 1996
Yamaha YFM350X Warrior Base 1997
Yamaha YFM350X Warrior Base 1998
Yamaha YFM350X Warrior Base 1999
Yamaha YFM350X Warrior Base 2000
Yamaha YFM350X Warrior Base 2001
Yamaha YFM350X Warrior Base 2002
Yamaha YFM350X Warrior Base 2003
Yamaha YFM350X Warrior Base 2004