REDUCES WASTE Over 100 million disposable air filters and their packaging waste end up in landfills each year. Choosing a washable, reusable product that lasts for the lifespan of your vehicle helps to reduce unnecessary waste. The K&N E-4550 is a synthetic, oil-free direct replacement air filter intended for use on select Onan generators. It was specifically designed to be the ideal replacement for generators, providing excellent filtration and high air flow Tested, proven, and trusted for over 50 years, millions of drivers rely on K&N air filters to help protect their engines from premature wear. WASHABLE, REUSABLE, AND ENGINEERED TO LAST K&N engine air filters are designed to be washable, reusable, and last for the life of your vehicle. K&N Air Filter Cleaning Service Kit K and N E-4505 Washable and Reusable Car Industrial Air Filter K&N air filters are tested on a SuperFlow flow bench to ensure increased airflow over a stock filter. Each filter design is tested in an ISO 5011 laboratory to ensure excellent filtration efficiency for outstanding engine protection. Easy installation: Pre-oiled and ready to drop into your factory air box; upgrades for your vehicle for quick performance gains Washable Reusable Air Filter K&N Filters RU-4550 Universal Clamp On Air Filter K&n Air Filters Protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants
