FMF 023037 Fatty Pipe Expansion Chamber - for KFX80/LT80

The FMF Fatty Pipe is a legendary two-stroke expansion chamber that has earned its reputation as the most copied pipe design in the powersports industry. Engineered specifically for the Kawasaki KFX80 and Suzuki LT80, this expansion chamber delivers a broader, smoother powerband that enhances rideability across the RPM range.

Key Features:

• Broader, smoother powerband for improved performance
• Durable nickel-plated finish resists corrosion and wear
• Includes replacement O-rings for proper installation
• 100% manufactured in the USA
• Proven design trusted by racers and enthusiasts worldwide

FMF Racing's Fatty Pipe uses precise chamber dimensions and cone angles to optimize exhaust flow, extracting more usable power from your two-stroke engine. The nickel-plated construction provides long-lasting protection against the elements while maintaining the pipe's performance characteristics. Whether you're looking to improve your youth ATV's performance or restore it to proper running condition, the FMF Fatty Pipe delivers reliable results backed by decades of racing experience.