K&N has been the #1 Brand in Performance Air Filtration since 1969, bringing you the best in performance and protection for whatever you drive. Offering a long-life solution for every driver, K&N’s performance technology is now available in a premium 24,000-mile filter to provide you 2X the usage life compared to traditional 12,000-mile disposable filters. With a specially-treated synthetic or cellulose blend filter media, based on application, these filters provide up to 99.5% engine protection for your vehicle. They are designed to meet or exceed OEM specifications and will install easily into your factory air box in minutes.