Not sure which 2008 Kia Optima Air Filters - Custom Fit is right for you? We have over 14143 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:
"A great filter! It's economical, saves gas, and it is very good for the engine." —Bruce J from Dayton, OH bought a K&N Air Filters for a 2008 Kia Optima, 2.4L 4-cyl. engine.