They only weigh 5lbs and they fit great with laser cut mounting brackets

Lithium-Ion Polymer Technology

THE WHISPER BISCUIT IS MADE TO REDUCE DB FOR SLOW TRAIL RIDING COMFORT AND MUST BE REMOVED IF RACING OR AGGRESSIVE TRAIL RIDING

The neat part about this pipe is it likes to be worked hard and it has an amazingly wide powerband

light weight

Secondary Clutch STM / PRO XP (2020 Only) Choose Tire Size:Sand Paddles They only weigh 5lbs andThis is a FINNED style secondary that allows for more air movement inside the clutch housing, it helps keep the clutches, housing and belts cooler. You will need to cut the cross section part of the clutch housing duct to clear the adjustment nut on the secondary clutch to run this secondary. Photos below shows what needs to be cut for reference. This is an all billet construction that is capable of using compression springs. We have different spring