MBRP AT-7401 Utility Series Slip-On Exhaust with Chambered Muffler for Yamaha Moto-4 and Tri-Moto

Performance 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. ATV Exhaust System With Utility Muffler; Slip-On; Direct Replacement; 1.25 in. Inlet; 3.5 in. Diameter Body; Chambered Muffler; Chambered Muffler.

• Slight Increase in Sound Over Stock. Chambered Internal Design for Consistent Sound. Bolt-on Installation.
• Utility Muffler

Give your ATV a stronger, more purposeful exhaust note with the MBRP AT-7401 Utility Series slip-on exhaust. Designed as a direct replacement for the original equipment muffler, this chambered exhaust system provides a slight increase in sound over stock while maintaining a practical, straightforward design for utility-focused riding. The system uses a 1.25-inch inlet and a 3.5-inch diameter muffler body for compatibility with the specified Yamaha applications.

MBRP builds the AT-7401 with a chambered internal design that delivers consistent sound performance without unnecessary complexity. Its bolt-on installation allows the original muffler to be replaced with minimal modification, making it a convenient upgrade for riders who want improved exhaust character from their ATV. The utility muffler design is well suited to recreational riding, trail use, and general powersports applications where dependable fit and function are important.

Fitment includes select 1983-1988 Yamaha YTM225 Tri-Moto and YFM200/YFM225 Moto-4 models, including the 1985-1988 Yamaha YFM200 Moto-4 and 1986-1988 Yamaha YFM225 Moto-4. Always verify the year, model, and original exhaust configuration before ordering. The MBRP AT-7401 is not CARB approved, and applicable emissions requirements should be reviewed before installation or use. This product may contain chemicals recognized by the State of California to cause cancer, birth defects, or other reproductive harm.

What's Included

• MBRP AT-7401 Utility Series slip-on exhaust system
• Chambered utility muffler
• Direct-replacement exhaust components

Features:

• Direct Replacement: Replaces the original equipment muffler with a straightforward slip-on exhaust design.
• Chambered Muffler: Internal chamber construction provides a consistent exhaust tone and performance character.
• Utility Series Design: Built for practical ATV use with a durable, uncomplicated muffler configuration.
• Bolt-On Installation: Designed for installation with minimal modification to compatible Yamaha ATV exhaust systems.

Fitments:
1983 Yamaha YTM225 Tri-Moto Base
1984 Yamaha YTM225 Tri-Moto Base
1985 Yamaha YFM200 Moto-4 Base
1985 Yamaha YTM225 Tri-Moto Base
1986 Yamaha YFM200 Moto-4 Base
1986 Yamaha YFM225 Moto-4 Base
1986 Yamaha YTM225 Tri-Moto Base
1987 Yamaha YFM200 Moto-4 Base
1987 Yamaha YFM225 Moto-4 Base
1988 Yamaha YFM200 Moto-4 Base
1988 Yamaha YFM225 Moto-4 Base
1989 Yamaha YFM200 Moto-4 Base

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Regular Stock: t
Units Per Sku: 1