Direct Replacement Slip-On W/Utility Muffler For 87-90 92-95 Yamaha YFM 350 Moto-4 MBRPPerformance Sound In A Simple Package Directly replace your OEM muffler with an MBRP Utility Series exhaust, and hear the voice your ATV or SXS should have had from the factory. Fitment: 1992 1995 Yamaha YFM 350 Moto 4 1987 1990 Yamaha YFM 350 Moto 4 Product Info: ATV 7000 Series Utility Muffler Black Coated Slip on 12. 15 Inch Body Length 3. 5 Inch Body Diameter 1. 25 Inch ID Pipe Hardware Included Chambered Muffler Improved Sound and Flow MBRP