aFe Power Magnum FORCE 51-11172 Toyota Tundra Performance Intake System (Dry, 3-Layer Filter) Outflows the factory intake by up to 50%. Produces an additional 18 horsepower and 25 lbs. x ft. torque max gains. 3-Layer non-oiled, washable synthetic media for the perfect balance of performance, protection and convenience One-piece, black powdercoated 18-gauge heat shield uses factory mounting locations Heat-insulating molded plastic tube replaces the stock intake tract This product is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles. Designed to minimize the heat build-up and feeds cool air Constructed from a durable two-ply synthetic material Features oil-free filter which ensures easy service Improves throttle response, horsepower, torque, and fuel economy Backed by a limited warranty