K&N Recharger Kit is designed for cleaning your K&N oiled cotton air filter when it is time to be serviced. The kit comes with K&N Power Kleen air filter cleaner and air filter oil. It will restore air flow efficiency and 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, and can be washed away with water. After the air filter fully dries re-oil your air filter then reinstall it.