MOTUL Air Filter Wash KitMotul Air Filter Wash Kit Features: Air Filter Oil Industry leading air filter oil, providing improved air filter efficiency for better carburation. Effectively retains dust, mud and sand for greater engine durability. Prevents water from entering the filter. Filter Clean Specially formulated for foam air filters. Removes dirt and breaks down air filter oil. Contains a detergent to ensure a thorough clean by simply rinsing with water. Drying Rack Used