The FMF Fatty Expansion Chamber Pipe is designed to deliver an all-around power increase throughout the power range of compatible Kawasaki KX125 two-stroke motorcycles. This performance pipe uses FMF engineering to improve throttle response and broaden usable power, making it a practical upgrade for motocross and off-road riding. The Fatty configuration is intended for balanced performance rather than focusing exclusively on low-end torque or high-rpm output.
The pipe is electro-nickel plated for a durable, non-chip finish that resists discoloration under normal riding conditions. Its construction provides a clean, long-lasting appearance while supporting the demands of aggressive riding. As an FMF replacement performance component, it is manufactured for proper fitment on the specified Kawasaki models and is supplied under manufacturer part number 022003 and vendor part number 022003.
Fitment includes the 1998, 1999, 2000, 2001, and 2002 Kawasaki KX125. Verify the motorcycle year and model before ordering to ensure compatibility. Installation should be completed using appropriate exhaust seals, springs, mounts, and hardware as required by the motorcycle and the manufacturer’s installation instructions.
Features:
- Performance: Provides an all-around power increase throughout the Kawasaki KX125 power range.
- Finish: Electro-nickel-plated surface helps resist chipping and discoloration.
- Power Delivery: Fatty design balances usable low-, mid-, and high-rpm performance.
- Construction: Manufactured by FMF for demanding motocross and off-road applications.
- Fitment: Fits 1998–2002 Kawasaki KX125 models.
- Identification: Manufacturer part number 022003 and vendor part number 022003.
Fitment:
1998 Kawasaki KX125
1999 Kawasaki KX125
2000 Kawasaki KX125
2001 Kawasaki KX125
2002 Kawasaki KX125