Not sure which 2009 Ford F-150 Air Filters are right for you? We have over 14810 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"The new air filter has increased my mileage & horsepower. I am very happy with this filter and will only use K&N products on my other vechicles as well." —Patrick Q from Gilbertsville, PA bought a K&N Air Filters for a 2009 Ford F-150, 5.4L V8.