The FMF Gold Series "Fatty Torque" is computer designed and dynotested to focus power gain to each machine as needed. The Gold Series "Fatty Torque" offers better low to mid range with a little top end. The Gold Series "Fatty Torque" goes threw a stamping process to ensure that the pipe that you are purchasing from FMF has quality and performance with an optimum fit. The Gold Series "Fatty Torque" pipe helps to improve the throttle response, linear powerhand and enhanced over-rev. The Gold Series "Fatty pipe is FMF most popular pipe for its quality and performance. So if you like to ride trail, tracks or riding off road then this is the pipe for you.

Gold Series pipes are computer aided designed and dyno tested for top of the line performance.

Constructed of 18 and 19 gauge steel with a durable nickel plate finish..

Gold Series pipes for recent machines feature the exclusive "Fatty Design" for increased power.