Enter Garage
Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Some supplier details are unavailable for this product.
K&N Air Filter Cleaner is the only cleaner formulated to clean K&N cotton air filter elements. K&N Cleaner works to dissolve the dirt build up and old filter oil, and can be washed away with water. Complete instructions are included.
POWER KLEEN; FILTER CLEANER; 5 GALLON
Cleaner/Degreaser - 5 gal Bulk
Cleaner/Degreaser-5 gal Bulk
Formulated exclusively for K&N cotton air filter elements; using alternative cleaners may void the filter warranty
Can also be used as an industrial strength degreaser on most painted surfaces, chrome, plastic and more
Breaks down grease, grime, and old filter oil so it rinses away safely with water
Industrial Strength Degreaser
5-gallon (18.92-liter)
K&N 5 Gallon Bulk Cleaner/Degreaser
Cleaner/Degreaser-5
Cleaner
K&N 99-0640 is a 5 US gallon container of Power Kleen air filter cleaner. K&N air filter cleaner 99-0640 is the only cleaner recommended to clean K&N cotton air filter elements. It will bring your K&N oiled cotton air filter to like new condition. K&N Power Kleen works to dissolve the dirt build up and old filter oil, then it can be washed away with water. The use of any other cleaning solution can void the filter's warranty. It is so good at cleaning greasy dirt and grime that it can also be used as an industrial strength degreaser by removing deposits from most surfaces including cotton air filters, painted surfaces, chrome, plastic and more!
Bring your oiled cotton air filter back to like new condition with Power Kleen air filter cleaner - the only cleaner recommended to clean K&N cotton air filter elements.
Air Filter Cleaner
