MBRP AT-6402SP Sport Series Slip-On Exhaust System for 1987-1996 Yamaha YFM350X Warrior

CLEAN LOOKS AND A PERFORMANCE SOUND - MBRP SPORT SERIES, Quickly bolt on an MBRP Sport Series exhaust and enjoy the new deep tumble coming from your ATV or SXS. Slam the throttle for an aggressive sound, or cruise all day long without worrying about being obnoxious. This exhaust focuses on enjoying the trails and delivering a balanced tone. ATV Exhaust System With Sport Muffler; Slip-On System; 1.75 in. Inlet; 4.25 in. Diameter Body; Chambered Muffler; Chambered Muffler.

• Reliable and Dependable Chambered Design. Bolt-on Installation. Mild Exhaust Note, Increased Flow.
• Sport Muffler

Give your Yamaha YFM350X Warrior a clean appearance and a balanced performance sound with the MBRP AT-6402SP Sport Series Slip-On Exhaust System. Designed for straightforward bolt-on installation, this ATV exhaust system replaces the factory muffler while providing increased exhaust flow and a deeper, more aggressive tone under acceleration. Its chambered Sport muffler is tuned to deliver an enjoyable trail sound without becoming excessively loud during extended rides.

The MBRP AT-6402SP features a 1.75-inch inlet and a 4.25-inch-diameter muffler body for dependable fitment and durable trail performance. The chambered design supports consistent sound control and reliable operation, while the slip-on configuration simplifies installation by using the existing exhaust header connection. This system is intended for off-road powersports use and is not CARB approved; review applicable local regulations before installation or operation.

Key Product Specifications & Technical Data:

• Brand: MBRP
• Part Number: AT-6402SP
• Application: ATV exhaust system
• System Style: Slip-on exhaust
• Muffler Type: Chambered Sport muffler
• Inlet Size: 1.75 inches
• Muffler Body Diameter: 4.25 inches
• Installation: Bolt-on replacement design

What's Included: One MBRP Sport Series chambered slip-on muffler and exhaust system components required for the specified application. Fits 1987-1996 Yamaha YFM350X Warrior models. Professional installation is recommended to verify proper alignment, clearance, and fastener torque.

Features:

• Reliable chambered muffler design supports consistent sound control and dependable trail performance.
• Sport muffler produces a deeper, more aggressive exhaust tone while maintaining a balanced sound for extended rides.
• Slip-on configuration enables a straightforward bolt-on installation using the existing exhaust connection.
• Increased exhaust flow helps support responsive performance while providing a clean replacement for the factory muffler.

Fitments:
1987 Yamaha YFM350X Warrior Base
1988 Yamaha YFM350X Warrior Base
1989 Yamaha YFM350X Warrior Base
1990 Yamaha YFM350X Warrior Base
1991 Yamaha YFM350X Warrior Base
1992 Yamaha YFM350X Warrior Base
1993 Yamaha YFM350X Warrior Base
1994 Yamaha YFM350X Warrior Base
1995 Yamaha YFM350X Warrior Base
1996 Yamaha YFM350X Warrior Base
1997 Yamaha YFM350X Warrior Base
1998 Yamaha YFM350X Warrior Base
1999 Yamaha YFM350X Warrior Base
2000 Yamaha YFM350X Warrior Base
2001 Yamaha YFM350X Warrior Base
2002 Yamaha YFM350X Warrior Base
2003 Yamaha YFM350X Warrior Base
2004 Yamaha YFM350X Warrior 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