Reviewed By Mark W (Fond du Lac, WI) Reviewed for a 2010 Kia Forte —5/18/2013 4:03 PM
I noticed an increase of 3-4 mpg more with this filter. That almost 50 miles further per tank of gas. Not bad at all. Car breathes much better and has more of a kick to it. Since it's a life time filter I also save money on future filters.