BOYESEN SNOWMOBILE POWER REED (538) KAWASAKI Z550 B1 tested and tuned accordingly to

tested and tuned accordingly to provide optimal exhaust flow and back pressure to allow the engine to efficiently achieve peak power with the stock programmer

GMAX MD01 MODULAR HELMET CHEEK PADS

GMAX GM36 CHEEK PADS

hardware and complete instructions

BOYESEN SNOWMOBILE POWER REED (538) KAWASAKI Z550 B1 tested and tuned accordingly toBOYESEN SNOWMOBILE POWER REED Boyesen's patented dual stage design incorporates a specially shaped top reed and a ported bottom reed. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs. The stiffer, bottom reed is ported to provide maximum flow and horsepower at higher RPMs. More valves equals more power More Air Flow. The dual stage design allows you to replace your stock reed stop with a Rev Plate