K & N Air Filter Oil - 12-oz Aerosol Can

K & N Air Filter Oil has been specially formulated to work in combination with the cotton fabric in K & N air filter elements, providing a superior air-filtration system. When used as directed, it quickly penetrates the filter pleats, where it remains suspended in the cotton fabric. Saturation is maintained until the element is eventually cleaned with K & N's Air Filter Cleaner and Degreaser. 12- oz Aerosol can.