Arctic Xtreme Diesel Antigels Treats 60 gallons. For total fuel system maintenance. Use every time you fuel. Directions: Add 1 ounce of Arctic Xtreme to each 5 gallons of fuel. One 12 ounce bottle treats 60 gallons. Use every time you fuel up to ensure peak power, protection and economy at all times. Designed for winter use. When comparing the cost of Antigel do not use the initial treat ratio or size of the container. Many products vary the amount needed for colder temperatures, sometimes as much five times the recommended amount for cold weather operation. PFS Arctic Xtreme never changes it’s dose ratio. 1 oz treats 5 gallons of fuel even in the coldest temperature.