Air filters are vitally important service parts that all car owners should know something about. 
Various types of them are available. Universal, custom-fit, washable, reusable, and more. Repco Catalogue shows a deal on K&N Air Filters with the price starting from $53. Follow the deals of Repco Catalogue for similar service parts. View pg 8-9 for more service products. Your engine needs to breathe. Let it do that comfortably buying decent quality air filters.