ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle. ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance EASY INSTALLATION: Pre-oiled and ready to install. One of the easiest and most cost-effective upgrades for your motorcycle or ATV for quick performance gains. SAVES MONEY: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters. ECO-FRIENDLY: Using a washable, reusable product helps reduce replacement waste. A K&N filter will last longer than 10 disposable filters.