Not sure which 2011 Hyundai Elantra 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:
"Great air filter. Easy to install and fits perfectly. Raised my gas mileage by 3 MPG instantly." —Gregory R from Springboro, OH bought a K&N Air Filters for a 2011 Hyundai Elantra, 1.8L 4-cyl. engine.
"By far the best filter i have used without converting to a short ram or cold air intake." —David A from Chicago, IL bought a K&N Air Filters for a 2011 Hyundai Elantra.
"Easy installation. Noticed an increase in fuel economy with the first tank of gas." —Frank L from Leesburg, FL bought a K&N Air Filters for a 2011 Hyundai Elantra.
"I use K&N filters in all my vehicles........cant tell you how happy I am and how much money I have saved doing so........the Hyundai dealership wanted $45 to change my filter every 10k miles.......do the math, its worth it!" —Thomas W from Ridgely, MD bought a K&N Air Filters for a 2011 Hyundai Elantra.
"great product, bought for a 2011 hyundai elantra, Noticed a bit more power on acceleration, and an increase of 2 mpg city and about the same on highway." —Christian M from Franklin, MA bought a K&N Air Filters for a 2011 Hyundai Elantra, 1.8L 4-cyl. engine.
"I do notice a little more responsiveness, although it's in a hyundai so take that however you like" —Ralph W from Barrington, IL bought a K&N Air Filters for a 2011 Hyundai Elantra, 2.0L 4-cyl. engine.
"I have been using K&N Air Filters in all my vehicles over the years and never have I been disappointed. Just added to my 2011 Elantra which is only a 1.8L ~150HP motor. Immediately noticed a little extra pop in acceleration from start and at higher speeds. Gas mileage also looks to have increased as well by a mile or two. Great product to have, and certainly pays for itself.." —Tony O from Hanover, PA bought a K&N Air Filters for a 2011 Hyundai Elantra.