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Unleash Your ATV's Potential

The FMF Racing Powercore 4 Muffler is the ultimate upgrade for your Yamaha YFZ450R or YFZ450X. Designed for riders who demand more power and better throttle response, this muffler utilizes advanced internal baffling to increase flow while maintaining a deep, authoritative sound. It is the perfect balance between race-ready performance and trail-friendly durability.

Performance Features

• Increased Horsepower: Optimized flow dynamics for better top-end power.
• Rugged Construction: Built to withstand the harsh vibrations of high-performance ATV riding.
• Versatile Fitment: Compatible with 2009-2022 YFZ450R and 2010-2011 YFZ450X models.
• Easy Maintenance: Designed for simple repacking to keep your exhaust sounding fresh.
• Weight Reduction: Lighter than stock mufflers for improved handling.

Whether you are racing on the track or conquering dunes, the Powercore 4 provides the reliability and performance gains you expect from FMF Racing. The muffler's design ensures a significant improvement in acceleration, allowing you to pull harder out of corners and maintain speed on long stretches. Trust in the engineering excellence that makes FMF a leader in powersports exhaust technology. Enhance your ride today with this high-performance muffler available at GGCRACING.