The Edelbrock E-Force Supercharger Stage 1 Street system part # 1581 for 2004-08 2-Wheel Drive Ford F-150 Trucks increases the performance of your 5.4L 3V engine to 478 horsepower and 504 ft/lbs. of torque at the crank. Keeping the air cool is a high capacity air to water intercooler and low temp heat exchanger.
