This AFE Stage 2 Si sealed cold air intake produces up to an incredible 21HP and 55lbs. x ft. torque while outflowing the factory intake by 38%.  This intake is fully sealed in a highly engineered rotomolded airbox with two built-in auxiliary air scoops for a maximum air intake charge. Handling filter duties is the Pro Dry S washable/reusable, 360 degree radial flow air filter that provides maximum filtration (99.2% efficient) and convenience (requires no oils to clean). The heat-insulating, molded plastic intake tube is engineered for improved volumetric efficiency and maximum performance while lowering Intake Air Temps (I.A.T). Utilizing factory mounting points, this system provides a hassle free installation. The stainless steel aFe Power plate provides a rugged underhood appearance. Increases power and fuel mileage at the same time !

Fits: 201+ Ford F250, F350, F450 6.7 Diesel