Dorman 615-188 Upper Intake Manifold for Select Ford Trucks DIRECT REPLACEMENT: This Dorman upper intake manifold is specifically engineered to match the design and performance of the original intake manifold on select Ford E-350 Super Duty, Ford E-450 Super Duty, Ford E-150, Ford E-250, Ford Econoline, Ford F-150, Ford Expedition, Ford Excursion. COMPLETE PACKAGE: Includes intake manifold, plastic fitting, thermostat, all gaskets, O-ring and self tapping screws. GREATER DURABILITY: Re-engineered by Dorman with heat-resistant polymers to reduce warping and coolant leaks. REINFORCED MATERIALS: Features an aluminum coolant crossover that reduces corrosion and vibration. EASIER INSTALLATION: Torque specifications AND bolt tightening sequence are provided.