WORX Yamaha superjet exhaust sleeve fits directly into the OEM exhaust muffler and reduces the stinger size of the pipe to create more back pressure in the pipe for increased top speed.
Used by all Pro National and World Lites class Champions
WORX Yamaha superjet exhaust sleeve fits directly into the OEM exhaust muffler and reduces the stinger size of the pipe to create more back pressure in the pipe for increased top speed.
Used by all Pro National and World Lites class Champions