PowerWings optimize the throttle body to maximize air volume for quicker throttle response and stronger acceleration Riders get Rage Cages and PowerWings with all required hardware at a savings over individual parts purchased alone Dyno tested with runs that verify HP gains are achieved sooner, peak higher and carry longer Dual-stage carbon reed design for improved performance and extended reed petal life Cast aluminum body will not fail or tear like plastic or rubber parts Significantly less power drop when exhaust valves open Bolt-on installation with no mods required. RAD VALVE SNOW ARC. CAT