Not sure which 2007 Hummer H3 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:
"I have used these in my cars and trucks for years
They are what they advertise, just great
Better breathing and a little better mileage" —William T from Sparks, NV bought a K&N Air Filters for a 2007 Hummer H3.
"The truck seems to breathe better than the stock filter. Gas mileage improved too." —Pasquale L from Vero Beach, FL bought a K&N Air Filters for a 2007 Hummer H3, 3.7L 5-cyl. engine.
"Improvement in acceleration and mileage. This SUV is slow, so any small improvement helps" —Keith C from Freehold, NJ bought a K&N Air Filters for a 2007 Hummer H3.
"As soon as I put this K&N in my Hummer, there was noticeable improvement in performance and mileage. Not to mention the change to the sound of the engine was awesome. I have a K&N in every vehicle I own; including my Harleys. I wouldn't have any other filter." —Allan P from Fort Valley, GA bought a K&N Air Filters for a 2007 Hummer H3.