• Superior Filtration: K&N Air Filter Oil is specially formulated for cotton fabric in K&N air filter elements, delivering a top - notch air filtration system. • Quick Penetration: When used as directed, it rapidly penetrates filter pleats and stays suspended in the cotton fabric. • Long - lasting Saturation: Saturation is maintained until you clean the element with K&N Air Filter Cleaner. K&N 99 - 0555 comes in a 5 US gallon container, perfect for your air filter maintenance needs.

This K&N 5 - gallon air filter oil is great for car enthusiasts, mechanics, and anyone who wants to keep their vehicle's air filter in top shape. You can use it when you're doing regular maintenance on your car, truck, or motorcycle. The oil comes in a 5 - US - gallon container, which is large enough to handle multiple filter cleanings and re - oiling jobs. Just follow the directions and you'll have a well - protected air filter in no time.