FMF Fatty Pipe — Yamaha WR250 (1991-1993), Yamaha YZ250 (1991-1992), 2-Stroke

Our Fatty Gold Series pipe broadens the powerband and provides a healthy power increase everywhere. Improved throttle response, a linear powerband and enhanced over-rev all add up to a pipe that everyone will benefit from. The Fatty pipe is our most popular pipe for that same reason. If you're riding trails, tracks or in the open desert, this pipe has what you're looking for.

• Number-one selling 2-stroke pipe on the market
• Tru-Flo stamping process for a perfect fit and optimum performance
• Broad powerband with strong over-rev
• Improved throttle response and linear power delivery
• Includes O-rings for installation

This is a 2-stroke exhaust. It is engineered for the 2-stroke engine architecture above and physically will not fit a 4-stroke bike. Verify your engine type before purchase.