aFe Power Magnum FORCE 75-11332 GM Diesel Truck 07.5-10 V8-6.6L (td) LMM Performance Intake System (Oiled, 7-Layer Filter) Outflows the factory intake by 70% . Produces an additional 8 horsepower and 20 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 One-piece powder-coated heat-shield with an attractive black diamond plate cover Heat-insulating molded plastic tube with a built in mass air flow sensor pad replaces the stock intake tract This product is 50-state legal (CARB E.O Number D-550-4)