2005-2009 Mustang V6 4.0L Roush Cold Air Intake For use on any 2005-2009 V6 Mustang, coupe or convertible Increases: 12 horsepower, 9 ft-lb torque, mileage & throttle response Includes reusable & reoilable filter element with superior filtration Increased air flow versus factory intakes & 50 State legal Durable and comes with a lifetime warranty