P/N EXT6010: Yamaha YBX Muffler, 3 Hole FOR JR/SENIOR SPORTSMAN, THREE HOLD CAN THAT BOLTS TO YAMAHA ENGINES. MSRP: Was: Now: $109.32 Compare
P/N EXT6015: Yamaha Superbox Muffler, 4-Hole SSX OR SSX-V FOR ALL SPRINT RACING, ALL ORGANIZATIONS. FOUR HOLE CAN BOLTS TO YAMAHA ENGINES. MSRP: Was: Now: $109.32 Compare
P/N EXT6020: Stock SBX Muffler, 1-Hole USED FOR ROAD RACE, ONE OUTLET HOLE. USES A 9102 HEADER AND FLEX CONNECTOR. MSRP: Was: Now: $115.98 Compare