Exhaust

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...

Stainless heavy duty exhaust clamp for 4-stroke bikesMade of stainless steel for less corrosion than steel clamps

Yoshimura Rs-9T Spark Arrestor 1.125" Sa-15-K

Parallelogram-shape mufflerMaximized internal volumeStraight, single core baffleLow-volume sound insert capable

Yoshimura Rs-4T Exhaust Quiet Insert 1.5 In Replacement Part Ins-Rs4T-A

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

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available...

Yoshimura Rs-2 Exhaust Spark Arrestor Insert 1.625 In Replacement Sa-06-K

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 Type 296 Spark Arrestor is specially engineered with an internal metal baffled chambersSound absorbing materials for a muffled exhaust sound and no loss of motor performanceThe desired sound level is at or near 96dB on most models

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...