Increase performance across the powerband with the FMF Fatty expansion chamber pipe, manufacturer part number 020378 and vendor part number 78-1185. Designed specifically for the 2000 and 2001 Honda CR250R, this replacement exhaust pipe helps deliver a stronger, more usable power range for motocross and off-road riding.
Feature: The FMF Fatty profile is engineered for an all-around power increase throughout the power range, making it a versatile choice for riders seeking improved acceleration and responsive power delivery without narrowing the engine’s operating range.
Feature: The pipe is electro-nickel plated for a durable, non-chip finish that resists discoloration during normal use. The finish provides added protection while maintaining a clean appearance. FMF also offers specialized Gnarly and Factory Rev pipe designs for riders who prioritize low-end torque or middle-to-upper RPM performance; this product is the Fatty configuration.
Built for direct fitment on 2000-2001 Honda CR250R models, the FMF Fatty pipe is intended as a performance-focused replacement for the original expansion chamber. Its tuned design supports stronger throttle response and broad power delivery, making it suitable for track sessions, trail riding, and varied terrain where dependable performance throughout the RPM range is important. Installation should be completed with compatible mounting hardware and exhaust components, following the motorcycle manufacturer’s service procedures.
Features:
- All-around power increase throughout the power range
- FMF Fatty expansion chamber design for broad, responsive power delivery
- Electro-nickel-plated finish helps resist chipping and discoloration
- Direct fitment for 2000 Honda CR250R and 2001 Honda CR250R
- Brand: FMF
- Manufacturer part number: 020378
- Vendor part number: 78-1185
Fitment:
2000 Honda CR250R
2001 Honda CR250R