The Power Service Diesel 911 is a 32 oz. diesel treatment designed for winter emergencies. It functions as a detergent, diesel treatment, and anti-icing solution to restore the flow of fuel in cold weather conditions. This product comes in a pack of 1 and is suitable for use in diesel vehicles experiencing fuel flow issues during the winter season. With a manufacturer part number of 8025, this diesel treatment from Power Service is a reliable option for maintaining fuel efficiency and preventing cold weather-related fuel system problems.