aFe Power Magnum FORCE 75-80882-0 GM Diesel Truck 06-07 V8-6.6L (td) LLY/LBZ Performance Intake System (Oiled, 7-Layer Filter) Outflows the factory intake by 51% . Produces an additional 11 horsepower and 27 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 Heat-shielding molded plastic housing with auxiliary inlet duct and an attractive brushed aluminum cover Heat-insulating molded plastic tube replaces the stock intake tract This product is 50-state legal (CARB E.O Number D-550-4)