Fatty 022003 HONDA-TRX400EX-1999 If you’re riding tracks

If you’re riding tracks

FMF Racing's Tru-Flo stamping process ensures a perfect fit and optimum performance

Closed Course Big Bore System or as a Spark Arrestor Version

The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams

It shares many of the same characteristics with its’ craftsmanship and material quality

Fatty 022003 HONDA-TRX400EX-1999 If you’re riding tracksWith well over 35 years of racing experience behind it, the Fatty Gold Series pipe delivers race proven performance. The Fatty broadens and smoothes out the power curve while boosting gains throughout the entire power band, more low end, more mid, and increased over rev. No matter what type of riding you do, the Fatty has the benefits youre looking for. More tractable power, improved throttle control Provides power gains throughout entire power band