Not sure which 2003 Ford Focus 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:
"As soon as i installed the filter and went for a drive i could tell a big diffrence. The car didnt feel like it was laging anymore." —Michael C from El Paso, TX bought a K&N Air Filters for a 2003 Ford Focus.