Includes 6.5 oz. air filter oil, 12 oz. filter cleaner Weight of the recharger kit is 2 lb (0.9 kg.) Air filter oil prevents dirt from entering your engine and works to dissolve the dirt build up and oil This item is not for sale in Catalina Island "Special Shipping Information: This item cannot be returned and has additional shipping restrictions" K&N Recharger Kits contain K&N air filter cleaner and air filter oil for cleaning any K&N Air Filter. Restores air flow efficiency so your K&N air filter performs like new!
I've been using it for years on auto filters as well as my motorcycle which has an OEM non-disposable filter. It takes very little spray and will last forever. The cleaning process is simple and only takes a few minutes. The kit costs less than most replacements so it should be an easy decision for any reusable filter, even if it's not a K&N.