RESTORES PERFORMANCE: Helps restore your filter to exceptional performance by removing filter-clogging build-up. INCLUDES POWER KLEEN: A powerful, highly effective degreaser that quickly dissolves filter build-up and old oil, allowing filter grime to be rinsed away with water. INCLUDES K&N RED FILTER OIL: K&N red filter oil remains suspended in the pleats of the cotton filter material of High-Flow Air Filters, allowing for exceptional contaminant capture