Keep your motor’s lungs fed with clean, energy-rich oxygen from the “the world’s best air filter”—K&N Air Filters. Constructed from pleated sheets of oiled cotton gauze, these air filters strip away grime without blocking airflow. Fully reusable. Million Mile Limited Warranty.
Not sure which 2006 Subaru Impreza 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:
"You can't go wrong with a K&N replacement for your stock air filter. It was worth and extra mile per gallon and a couple free horsepower on my 06 Subaru. Plus I never have to buy another filter!" —Mike S from New Richmond, OH bought a K&N Air Filters for a 2006 Subaru Impreza.
"Filter was easy to install, better quality than other air filters. Buy one and forget about an air filter replacement for another 30000 miles.
great product." —Ghassan C from Oceanside, CA bought a K&N Air Filters for a 2006 Subaru Impreza, 2.5L 4-cyl. engine.
"K&N is a well known product that is backed by a 1 million mile warranty. I needed a replacement filter for my car and K&N was the first choice because of past experience and the ability for the end user to wash and re-use." —Alex R from Euclid, OH bought a K&N Air Filters for a 2006 Subaru Impreza.