MBRP AT-6411SP Sport Series Slip-On Exhaust for 2004-2007 Yamaha Rhino 660

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. Yamaha ATV. Slip-on system, w/ Sport Muffler. USFS Approved. Chambered Muffler.

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

Give your Yamaha Rhino 660 a clean appearance and a balanced performance sound with the MBRP AT-6411SP Sport Series slip-on exhaust system. Designed for a straightforward bolt-on installation, this system adds a deeper, more aggressive exhaust note when the throttle is opened while remaining comfortable for extended trail and utility use.

The chambered Sport muffler is engineered to support improved exhaust flow while maintaining the dependable operation expected from an off-road vehicle. Its mild-to-aggressive sound balance lets you enjoy a stronger exhaust presence without creating an excessively loud ride. The slip-on configuration simplifies installation by allowing the system to replace the factory muffler without requiring a complete exhaust replacement.

• Application: Powersports slip-on exhaust system for Yamaha Rhino 660 models
• Exhaust Configuration: Slip-on system with Sport muffler
• Muffler Design: Reliable chambered construction
• Sound Profile: Mild cruising note with a deeper, more aggressive tone under acceleration
• Performance Benefit: Designed to increase exhaust flow and support responsive operation
• Installation: Bolt-on design for convenient installation
• Compliance Feature: USFS-approved spark-arrestor-equipped design
• Brand and Part Number: MBRP AT-6411SP Sport Series

Fitment includes 2004-2007 Yamaha YXR66F Rhino 660 models, including Ducks Unlimited, Exploring Edition, Special Edition, and Sport Edition variants where specified. Verify the vehicle configuration before ordering. This product is intended for applicable off-road powersports use and may be subject to emissions or regulatory restrictions depending on location.

What's Included: MBRP Sport Series slip-on muffler and the components required for the intended bolt-on installation. Professional installation or inspection is recommended to confirm proper alignment, secure fasteners, and leak-free operation.

Features:

• Sport Series slip-on exhaust system designed for Yamaha Rhino 660 applications
• Chambered Sport muffler provides a deeper, balanced exhaust tone
• Designed to increase exhaust flow and support responsive performance
• Bolt-on installation simplifies replacement of the factory muffler
• USFS-approved design for qualifying off-road applications
• Suitable for 2004-2007 Yamaha YXR66F Rhino 660 models and select special editions

Fitments:
2004 Yamaha YXR66F Rhino 660 Base
2005 Yamaha YXR66F Rhino 660 Base
2006 Yamaha YXR66F Rhino 660 Base
2006 Yamaha YXR66F Rhino 660 Exploring Edition Base
2006 Yamaha YXR66F Rhino 660 Special Edition Base
2007 Yamaha YXR66F Rhino 660 Base
2007 Yamaha YXR66F Rhino 660 Ducks Unlimited Base
2007 Yamaha YXR66F Rhino 660 Exploring Edition Base
2007 Yamaha YXR66F Rhino 660 Special Edition Base
2007 Yamaha YXR66F Rhino 660 Sport Edition 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