Time Required: 1 hour (approximately)
Skill Level: Intermediate - You should have "above average" mechanical knowledge/experience to attempt this installation.
Mustang 1979-1993 GT
Mustang 1979-1993 LX
Bolt on 8-10 horses! Underdrive pulleys give back the power and torque your belt-driven power accessories steal. These pulleys slow down your accessories about 25%, reducing the the drag on your engine. They even bump up gas mileage and increase accessory life.
You get all hardware, instructions and keep your stock serpentine belt.