Not sure which 2010 Mercury Mariner 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:
"After installing the air filter I noticed a drop in RPMs at 70 MPH. This should give me some gas savings and along with not having to purchase any more new filters sould save money in the long run." —Kenneth N from Whitmore Lake, MI bought a K&N Air Filters for a 2010 Mercury Mariner.