Exhaust Full Velocity / XP 600-800-600RS-TNT ('08-15) Store_default and quicker back shifts

and quicker back shifts

Springs hold much better tension on the belt than factory

This stage 2 comes with our primary spring and secondary spring which helps hold side tension on the belt for less slip

More responsive feel

and clutch life of your XPT

Exhaust Full Velocity / XP 600-800-600RS-TNT ('08-15) Store_default and quicker back shiftsThe stock XP800 muffler weighs just shy of 16 lbs. Our Full Velocity Lightweight Muffler weighs only 6. 25lbs! Go ahead and have another cheeseburger, this muffler saves the weight for you. You will also notice more throttle response and quicker acceleration, without losing HP like most competitor mufflers do. This muffler actually gains 2 HP peak over stock! Our unique baffle design (never needs to be re packed) has a nice deep throaty sound without