The Spectre Accucharge Precision Air Filter Cleaning and Oiling System was designed for all Spectre HPR replacement and racing air filters. Spectre's AccuCharge precision oiling system features graduation on the bottle for precise measuring and an easy-to-use squirt top bottle making the application both effortless and accurate. The system comes complete with 12 fluid ounces of cleaner and 8 fluid ounces of filter oil, which is made from food grade mineral oil with absolutely no petroleum product or animal fats.