YAMAHA

FMF is the leader in high performance quiet technology and our Q4 is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material making it the best performing quiet muffler available. With the Q4 you don’t need to hear the power, jus..

FMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material making it the best performing quiet muffler available. With the Q4 you don’t need to hear the power,..

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to ..

FMF's 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 FMF's most popular pipe for that same reason.- If you?re..

FMF GOLD SERIES FATTY PIPE - 024049Other manufacturers have copied Gold Series pipes but nothing beats the originalAll Gold Series pipes are computer designed and dynotested to focus power gains where each machine needs it mostEvery pipe goes through the Tru-Flo stamping process to ensure quality pe..

The number one FMF pipe on the marketThe Fatty Gold Series pipe broadens the powerband and provides a healthy power increasethroughout the rangeThe fatty creates a linear powerband and over-rev, all adding up to a pipe that everyonebenefits fromThe fatty pipe is the most popular pipe for the above r..

The Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore 2 silencer provides a strong performance edge for any 2-stroke machine and the performance flow end cap and fron..

FMF 024062Built to provide excellent power for today's tracks geared toward 4-stroke machinesSmooth power curve throughout the RPM rangeLarge diameter canister for more tenability and longer lasting packing lifeDelivers a crisp, notable soundOptimally designed to complement performance of FMF p..

When designing the PowerCore4, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won’t break the bank.-Overall increase in pow..

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.-Overall increase i..

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.-Overall increase i..

FMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material making it the best performing quiet muffler available. With the Q4 you don’t need to hear the power,..