Specifications shown on the box: K&N Performance+ Recharger dash; Air Filter Cleaning and Oiling Kit * Designed for reusable cotton air filters. * Helps clean the filter and restore airflow and performance. * Contains: * K&N Air Filter Cleaner * K&N Filter Oil spray * Product Number: 99-5000 * Oil: 6.5 oz (184 g) * Cleaner: 12 fl oz (355 ml) * Made in USA 🇺🇸 * Suitable for cleaning and re-oiling cotton K&N filters after they get dirty