aFe Power Magnum FORCE 54-81872-1 Ford Diesel Truck 11-15 V8-6.7L (td) Performance Intake System (Oiled, 5-Layer Filter) Outflows the factory intake by 38%. Produces an additional 21 horsepower and 55 lbs. x ft. torque 5-Layer progressively finer oiled, washable cotton gauze media allows maximum airflow for maximum power Roto-molded sealed housing w/ cover Also features a CAD designed roto-molded intake tube This product is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles.