Radvalve Beta InjectionRad ValveMaximum power achieved through air intake, acceleration and distribution A sophisticated array of performance attributes designed to provide peak horsepower gains, durability, and model specific performance for each make model year machine Each Boyesen RAD Valve is unique tailor made to that model, year and displacement With the new RC2 Rad Valve System, Boyesen engineers have created a new lineage of aerodynamic intake technology by refining