MBRP Direct Replacement Slip-on w/Utility Muffler Yamaha YFM 350 Moto-4 1987-90 1992-95

UTILITY Series ATV Exhaust

Designed to be a replacement muffler with similar sound levels to stock, but with higher flow. Higher flow means more power. If you want even higher flow and more aggressive sound, take a look at the Sport Series or Performance Series mufflers from MBRP.

• Slight db increase over stock
• 1.25" Inlet, 3.5" Diameter Body
• Chambered Muffler
• Improved flow
• No tuning needed