Profile: Accessible Technologies, Inc. offers self-contained superchargers and intercooled supercharging systems. ProCharger supercharger systems are reliable supercharger systems available for the vehicles. For street use or at the track, Intercooled ProCharger supercharger systems will deliver the largest increase in horsepower and torque available from any supercharger system. ProCharger systems also provide much better engine longevity by protecting the motor from detonation. ProCharger systems are designed with a fundamental understanding of the physics behind supercharging. ProChargers incorporate billet impellers in production models. ProCharger supercharger systems are produced from the finest materials available. All castings are poured from virgin 356 aluminum alloy and heat-treated to a T-6 hardness before CNC machining.