K&N part 99-0621 is a 32-ounce pump spray bottle of Power Kleen Air Filter Cleaner. K&N Power Kleen is the only cleaner recommended to clean K&N cotton air filter elements. K&N 99-0621 Air Filter Cleaner will loosen and remove built-up dirt and grime from your K&N oiled cotton air filter so it can be washed clean with water. It is so good at cleaning greasy dirt and grime that it is also used as an industrial-strength degreaser. After your K&N air filter dries, re-oil it with K&N air filter oil (sold separately).

Features:

• High-perform ance cleaner and degreaser.
• The only cleaner designed specifically for K&N cotton filters.
• Pump spray bottle.
• Also removes grease from painted surfaces, chrome, plastic and more.