BOYESEN MOTORCYCLE POWER REED (6123) PLASTIC RIVETS Twin Air's filter design

Twin Air's filter design

Hose: 3/16" Id

GMAX GM55 NECK CURTAIN

Replacement inner shield for OF77 helmets

Together with the Boyesen unconditional guarantee

BOYESEN MOTORCYCLE POWER REED (6123) PLASTIC RIVETS Twin Air's filter designBOYESEN MOTORCYCLE POWER REED Boyesens 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