Excellent upgrade over stock. Solid power gains above 4400 RPM, requires spring upgrade. Stock gears and converter OK. Recommend custom tuning.
Ford: Expedition 04 - 04 4.6 L Engine, Mercury: Mountaineer 06 - 10 4.6 L Engine, Ford: Expedition 05 - 14 5.4 L Engine, Ford: F-350 Super Duty 05 - 10 5.4 L Engine, Avanti: Avanti 05 - 07 4.6 L Engine, Ford: Explorer 04 - 10 4.6 L Engine, Ford: Grand Marquis 04 - 04 4.6 L Engine, Ford: F-250 04 - 09 4.6 L Engine, Lincoln: Mark LT 06 - 10 5.4 L Engine, Ford: Lobo 04 - 10 4.6 L Engine, Ford: Lobo 04 - 10 5.4 L Engine, Ford: Explorer Sport Trac 07 - 10 4.6 L Engine, Ford: F-150 09 - 10 4.6 L Engine, Ford: Econoline 04 - 06 4.6 L Engine, Ford: F-150 04 - 10 5.4 L Engine, Ford: F-250 Super Duty 05 - 10 5.4 L Engine, Lincoln: Navigator 05 - 14 5.4 L Engine, Ford: Mustang 04 - 10 4.6 L Engine
