Boyesen RAD-02B Rad Valve helmets-dual-sport-helmets-dual-sport Arctic Cat Prowler 1991-1994

Arctic Cat Prowler 1991-1994

1984 Harley Davidson FLHX Electra Glide Special

1991-2000 Honda TRX300FW FourTrax 4x4

2014-2015 GEM eM1400

Eliminates eyesore rear plastic fender extension

Boyesen RAD-02B Rad Valve helmets-dual-sport-helmets-dual-sport Arctic Cat Prowler 1991-1994An aero form reed valve that corrects the problems associated with existing reed valve designs. Maintains flow velocity through the valve and re directs the intake charge for even distribution to the intake ports. Provides quicker, sharper throttle response and more horsepower. 1 piece aluminum casting; no manifolds to trim or plastic pieces to insert. Boyesen Pro Series RAD Reeds included. Vehicle Fitment: 1986 1998 Honda CR250R