Our FMF 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 FMF 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 pipe on the market
-Broader powerband from down low to wide open
-FMF Racing's Tru-Flo stamping process ensures a perfect fit and optimum performance
-Chrome plated
-Includes O-rings

The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain. When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe for you.
-Nickel plating is an FMF Racing trademark and has been ‘copied’ by everyone making it the most imitated expansion chamber in the world
-Super strong18 gauge steel construction makes it GNARLY!
-Includes O-rings
-O-rings included
-Must be used with FMF Silencers!
The FMF SST exhaust increases mid range pull and extends the over-rev considerably while sharpening the off idle throttle response. No other pipe on the market can offer these same type of gains or offer the same linear power delivery that the patented FMF SST brings to the table.
-FMF Racing’s exhuasts Tru-Flo stamping process ensures a perfect fit and optimum performance
-Chrome plated for everlasting appearance and durability
-SST Module is the brain behind this pipe
-O-rings included
-Must be used with FMF Silencers