Boyesen RL-12 Replacement Power Reeds for Rad Valve exhaust Anti-scratch coated and offers 95%UV-A

Anti-scratch coated and offers 95%UV-A & UV-B protection

1986-1987 Honda CMX450C Rebel

1990-2004 Suzuki GSX750F Katana

2017 Yamaha YFZ50

you will need a 5/8in

Boyesen RL-12 Replacement Power Reeds for Rad Valve exhaust Anti-scratch coated and offers 95%UV-ABoyesens hot RAD valves provide plenty of off road torque. Custom reed cage holds Boyesens carbon fiber reeds. Sustains flow velocity through the valve and redirects intake charge for balanced distribution to intake ports. Quickens throttle response and ramps up horsepower throughout rpm range. Solid one piece aluminum casting; bolts in easily. Vehicle Fitment: 1987 1998 Kawasaki KX250