Exhaust

For an all-around power increase throughout the power range!All pipes are electro-nickel plated for a non-chip finish that will not discolor except the Factory pipe which has hand pounded welds and no coating—just like the works bikes

For an all-around power increase throughout the power range!All pipes are electro-nickel plated for a non-chip finish that will not discolor except the Factory pipe which has hand pounded welds and no coating—just like the works bikes

All new incorporating the latest in Resonance Chamber TechnologyPatented core shape lowers sound level while maintaining maximum power outputPatented canister shape increases internal volume for more sound absorbing materialPatented chamber design to...

All new incorporating the latest in Resonance Chamber TechnologyPatented core shape lowers sound level while maintaining maximum power outputPatented canister shape increases internal volume for more sound absorbing materialPatented chamber design to...

Pentagonal-shaped mufflerMaximized internal volumePolyresonant duplex front chamberStepped, two-stage core baffleSpark Arrestor/Sound Insert Compatible

Pentagonal-shaped mufflerMaximized internal volumePolyresonant duplex front chamberStepped, two-stage core baffleSpark Arrestor/Sound Insert Compatible

We considered all the details when it came to the RS-12. One look and you can see it's like nothing else on the market. As you get closer you will notice the details in every place on our new dirt bike system, from the matte carbon fiber end cap with...

The original Pro Circuit Works pipe offers unparalled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires some...

The original Pro Circuit Works pipe offers unparalled performance and power for every two-stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires some...

The Ti-6 Titanium Exhaust System is designed to improve performance and power over previous designs. Constructed of titanium throughout the head pipe, mid pipe and canister, this is the ideal exhaust for any off-road or closed course racer looking for...

The Ti-6 Titanium Exhaust System is designed to improve performance and power over previous designs. Constructed of titanium throughout the head pipe, mid pipe and canister, this is the ideal exhaust for any off-road or closed course racer looking for...

If you are competing in a AMA Supercross or AMA Motocross series, the Ti-6 Pro Titanium Exhaust System is perfect for you. Created as a full race closed course system, the Ti-6 Pro is designed to increase performance and help professional racers pass...