A clean and perfectly oiled air filter provides maximum airflow and increases horsepower, Kit contains: one 15.5-ounce aerosol can Air Filter Cleaner, and one 13-ounce aerosol can Fab-1 air filter oil, Air Filter Cleaner's highly effective emulsion formula contains no caustic chemicals; removes heavy filter oils, grease and other contaminants, Fab-1 Air Filter Oil is a superior oil for stopping the passage of dirt, fine dust, water and other harmful elements; prevents oil "wash out" of the filter from carburetor fogging and offers the best protection for your engine, spark plugs, carburetor and air filter, For use with foam and fabric filters