Description
The FMF Fatty Pipe transforms your TRX250R’s powerband by expanding usable torque across the entire rev range, delivering noticeable gains in throttle response and mid-to-top-end power. Whether you’re navigating tight trail sections or opening it up in the desert, this pipe eliminates flat spots and keeps power delivery linear and predictable. FMF’s proven Tru-Flo stamping process guarantees precise fitment and consistent performance, so you get maximum output without guesswork.
- Fitment: ’87-’89 TRX250R only
- Material: Mandrel-bent steel
- Design: Fatty Gold Series
- Installation: Bolt-on, no fabrication
- Powerband: Broadened, linear delivery
- Throttle response: Improved engagement
- Over-rev capability: Enhanced
- MPN: 020014
- Includes: O-rings, hardware
- Application: Trail, track, desert









