Not sure which 2012 Mazda 3 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:
"Faster throttle response and acceleration, I believe. Later, fuel economy checks seem a bit better for mixed city/highway driving." —James R from Hattiesburg, MS bought a K&N Air Filters for a 2012 Mazda 3, 2.5L 4-cyl. engine.