K&N Recharger Kit K99-5000 is designed to service your K&N oiled cotton air filter when it gets dirty. The kit comes with K&N Power Kleen air filter cleaner and K&N air filter oil. The K99-5000 Recharger Kit will restore air flow efficiency and will bring your 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. K&N air filter oil is included so that you can re-oil your air filter after cleaning. This Recharger Kit comes with a 192ml aerosol can of oil and a 354ml bottle of K&N Power Kleen air filter cleaner.