aFe Power Magnum FORCE 51-81872-1 Ford Diesel Truck 11-15 V8-6.78L (td) Performance Intake System (Dry, 3-Layer Filter) Outflows the factory intake by 38%. Produces an additional 21 horsepower and 55 lbs. x ft. torque 3-Layer non-oiled, washable synthetic media for the perfect balance of performance, protection and convenience Roto-molded sealed housing w/ cover Also features a CAD designed roto-molded intake tube