Krator ATV UTV Exhaust Tip Muffler Power Polished Chrome For 2002-2008 Yamaha Grizzly 660 ATV High Grade Billet Exhaust Power Tip Designed to improve Performance by reducing back pressure in the stock exhaust system. Fits: Yamaha (check description for years/models) Brand: Krator | Each kit includes a billet exhaust tip Fitment: 2002-2008 Yamaha Grizzly 660 ATV