• Specifically formulated for K&N cotton air filters! K&N 99 - 0621 is a must - have 32 - ounce pump spray bottle of Power Kleen Air Filter Cleaner. • Deep - clean action: Loosen and remove stubborn dirt and grime from your K&N oiled cotton air filter with ease, then simply wash it clean with water. • Industrial - strength degreaser: Thanks to its powerful formula, it can also tackle greasy messes in an industrial setting. After your K&N air filter dries, re - oil it with K&N air filter oil (sold separately).

This K&N 32 oz. air filter cleaner is great for car enthusiasts and mechanics who want to keep their K&N cotton air filters in top shape. You can use it in your garage when you're doing routine maintenance on your vehicle, or in an industrial workshop to clean greasy parts. It comes in a 32 - ounce pump spray bottle, making it easy to handle and apply.