aFe Power Magnum FORCE 51-12662 Jeep Grand Cherokee SRT-8 (WK2) Performance Intake System (Dry, 3-Layer Filter) Outflows the factory intake by up to 37% . Produces an additional 28 horsepower and 28 lbs. x ft. torque 3-Layer non-oiled, washable synthetic media for the perfect balance of performance, protection and convenience One-piece black powder-coated heat shield Powder coated mandrel bent aluminum tube replaces the stock intake tract