Not sure which 2002 Ford F-450/550 Air Intake Systems are right for you? We have over 106 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Thomas T from Atkinson, NE said, "Very easy to install, about 15 minutes. No whistle like someof the other brands. Still checking mileage, first half a tank calculated increase of .4 miles per gallon."