FMF 022012 Fatty Pipe Expansion Chamber for Kawasaki - KX125

The FMF Fatty Pipe is the most copied expansion chamber design in the motocross world, delivering proven performance for your Kawasaki KX125. This premium exhaust pipe is engineered to produce a broader, smoother powerband compared to stock, giving you improved throttle response and usable power across the RPM range.

Key Features:

• Iconic Fatty design delivers broader, smoother powerband for improved performance
• Durable nickel-plated finish resists corrosion and maintains appearance
• Precision-engineered for exact fit on 2003 Kawasaki KX125 models
• Includes replacement O-rings for complete installation
• 100% made in the USA with FMF Racing's legendary quality

FMF Racing's Fatty Pipe has earned its reputation as the benchmark for two-stroke expansion chambers. The carefully tuned header diameter and cone angles optimize exhaust scavenging to extract maximum performance from your engine while maintaining excellent rideability. Whether you're racing or trail riding, the Fatty Pipe delivers the performance advantage that has made it the choice of champions for decades.