Exhaust

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 304 silencer is recommended for most two-stroke applications. The slightly longer body offers reduced noise output when compared to the R-304. The brushed aluminum body, stainless steel inlet tube and end-cap give you a silencer that looks as good as...

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

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...

USFS Approved Spark Arrestor End Cap.Cost effective option vs. replacing the complete silencer.Designed to offer maximum performance; in our testing we found no power loss from the stock end cap.The EE Screen type spark arrestor makes maintenance very...

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 latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaustConstructed with an extruded aluminum canister, a stainless steel mid-pipe that is MIG/TIG welded and has...

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...

Pro Circuit Spark Arrestor Screen 1 1/2" Replacement Part Pc4000-0002

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes

Replacement Yoshimura parts and packing keep your Yoshimura exhaust performing at its peak performance.

The 304 silencer is recommended for most two-stroke applications. The slightly longer body offers reduced noise output when compared to the R-304. The brushed aluminum body, stainless steel inlet tube and end-cap give you a silencer that looks as good as...