Boyesen Rad Valve Kawasaki Kx500 87-04 POS Tighter Tolerances improve performance

Tighter Tolerances improve performance

Uses the same cam profile as the OEM part for proper throttle control

Husqvarna TE 150I 20-23 front

BP-108 REAR

Boyesen Rad Valve Kawasaki Kx500 87-04 POS Tighter Tolerances improve performanceBoyesen RAD Valves are the most advanced air intake system you can add to your bike! The RAD Valve's seamless, one piece, precision casting and continuous aeroform surfaces ensure maximum flow velocities and instant, explosive movement of air particles the moment you turn the throttle. Integrated into the seamless inner chamber are 4 way aerodynamic directional dividers that distribute the angled charge evenly without flow loss. Each channel has its