MBRP AT-6410SP Sport Series Slip-On Exhaust for 03-14 Yamaha Kodiak/Grizzly

Vehicle Fitment

• 2003-2004 Yamaha YFM400A Kodiak 2x4
• 2003-2006 Yamaha YFM450F Kodiak Auto 4x4
• 2007-2008 Yamaha YFM450 Grizzly 4x4 Auto
• 2009-2010 Yamaha YFM450 Grizzly 4x4 Auto IRS
• 2011-2014 Yamaha YFM450 Grizzly 4x4 Auto EPS

Features

• Sport Series slip-on exhaust system with chambered muffler design
• Direct replacement for stock muffler on select Yamaha Kodiak and Grizzly ATVs
• Enhanced exhaust flow improves throttle response
• Produces a deeper, balanced exhaust tone without excessive loudness
• Black-coated aluminized steel construction resists corrosion
• Bolt-on installation - no tuning required
• Chambered core minimizes harsh frequencies
• 1-year Sport Series limited warranty

Specifications

• Part Number: AT-6410SP
• Application: Sport Series Slip-On Exhaust with Muffler
• Compatible Vehicles: Yamaha Kodiak & Grizzly ATVs as listed
• Material: Black-coated aluminized steel
• Muffler Type: Chambered Sport Series
• Installation: Bolt-on slip-on design
• Exhaust Inlet Diameter: ~1.75"
• Muffler Body Diameter: ~4.25"
• Sound Profile: Moderate deeper tone
• Warranty: 1-year limited

Included Components

• 1x AT-6410SP Sport Series Slip-On Exhaust
• 1x Installation clamp and hardware kit

Product Description

The **MBRP AT-6410SP Sport Series Slip-On Exhaust** is a direct-fit performance upgrade for a range of **Yamaha Kodiak and Grizzly ATVs** covering model years **2003 through 2014**. Designed to replace the stock muffler, this Sport Series system features a chambered muffler that boosts exhaust flow and produces a deeper, more engaging sound while maintaining moderate volume suitable for trail and recreational riding.

Constructed from black-coated aluminized steel, the AT-6410SP offers enhanced durability and corrosion resistance for off-road use. Its bolt-on slip-on design allows for easy installation with basic tools and requires no engine tuning, making it an ideal upgrade for riders looking to add improved exhaust tone and performance without extensive modification. Backed by a 1-year Sport Series limited warranty, this exhaust system balances sound, style, and reliability on compatible Yamaha ATVs.