For Ford Super Duty 6.4L V8 Wrinkle Finish Aluminum Cold Air Intake Pipe+Heat Shield - 2nd Gen Made of high quality T-6061 aluminum material for strength and durability Lightweight high air flow racing performance spec. design Helps engine to draw in more and colder air resulting in better throttle response and higher explosive horsepower output Improves up to 95% filtration efficiency Increases 5 to 10 horsepower, 6 to 8 precent of torque, and improve the gas mileage