87-96 F150 Force II Exhaust System Cam & Crank Pulleys This is partly courtesy of

This is partly courtesy of the retained computer-controlled exhaust valves that limit noise during low-speed driving and open fully during high-load conditions to allow free flow

This intake is sealed tightly from the high temperatures found under the hood by utilizing a Dinan injected molded divider plate with an integral high flow passage that engages into the stock airbox housing

maximizing pressurization for optimum performance

substantially reducing the pressure drop by 0

87-96 F150 Force II Exhaust System Cam & Crank Pulleys This is partly courtesy ofExhaust System Force II Cat Back 3 in Diameter Single Rear Exit Steel Aluminized Ford Fullsize Truck 1987 96 Kit