The Big Gun EVO R Series Slip-On Exhaust for the 1999–2014 Honda TRX 400EX and 400X is a performance-driven upgrade rooted in a deep heritage of power development. As a tried-and-true series within the off-road and sport ATV community, the EVO R is designed to provide a comprehensive improvement over the factory setup. This slip-on system focuses on reducing rear-end weight, delivering significant gains in horsepower and torque, and providing an exhaust note that is vastly superior to the stock sound profile.

Features

• Performance Heritage: Leverages years of MX and off-road racing experience to provide a reliable and powerful exhaust solution.
• Weight Reduction: Constructed with lightweight materials to shed unnecessary pounds compared to the heavy factory muffler.
• Enhanced Powerband: Engineered to optimize exhaust flow, resulting in more responsive acceleration and increased overall power.
• Aggressive Acoustic Profile: Produces a deep, race-inspired sound that enhances the sporty character of the TRX 400EX/X.
• Proven Durability: Built to handle the high-vibration environment of sport ATV riding while maintaining its structural integrity and finish.

Compatibility

• Fits 1999–2008 Honda TRX 400EX.
• Fits 2009–2014 Honda TRX 400X.

Notes

• This system is designed as a slip-on and is intended to mount to the stock head pipe or a compatible Big Gun EVO R head pipe.
• Includes the necessary mounting hardware and a removable screen-type spark arrestor.