aFe Power Magnum FORCE 75-80072 Dodge Diesel Trucks 94-02 L6-5.9L (td) Performance Intake System (Oiled, 7-Layer Filter) Outflows the factory intake by 88%. Produces an additional 7 horsepower and 14 lbs. x ft. torque 7-Layer oiled, washable media with 5 layers of progressively finer cotton gauze and 2 layers of synthetic material for high-performance air flow with maximum filtration efficiency, the only filtration media of its kind to be granted a U.S. patent Roto-molded plastic housing with auxiliary inlet duct and black powder-coated cover Heat-insulating molded plastic tube replaces the stock intake tract This product is 50-state legal (CARB E.O Number D-550-4)