Quiet Core and Quiet Tips inserts produce a more subdued exhaust noteEnd caps offered in a variety of sizes to allow fine-tuning of power delivery for different types of riding and terrain
The wire screen inside a 4-stroke's air filter cage is non-conducive to producing horsepowerIn the good ol' days, riders cut the wire screen out of the cage to get maximum airflow to the top end, but...
Tune exhaust sound and power and reduce exhaust sound by 1 to 6 dB?sWork on DG O-series, RCM II, R.A.C.E. and Universal Slip-ons onlyEasy to install by removing rear end cap and placing insert in...