The new Edelbrock E-Force Supercharger System for the 2005-09 Ford Mustang 4.6L 3V will allow you to boost your Pony to a very impressive 466 horsepower and 439 ft./lbs. of torque. This system was exclusively designed by Edelbrock to provide instant, reliable and safe horsepower for a stock Mustang 4.6L with only 5 psi of boost for minimum stress on the engine.