MBRP Yamaha Big Bear 400 sport muffler exhaust AT-6409SP

MBRP Yamaha Big Bear Sport Muffler Exhaust Fits: Yamaha BIG BEAR 400 2X4 (ALL) 2000-2010 / BIG BEAR 400 4X4 (ALL) 2000-2010 At the heart of the system is a unique...