The product is a genuine Nissan OEM Blue Extended Life Antifreeze Coolant, with a manufacturer part number of 999MPL25500P. It is a 1-gallon unit that is prediluted at a 50/50 ratio, made in Japan, and comes with a 6-month manufacturer warranty. The coolant is designed for factory OEM fitment in Nissan vehicles, featuring a unique blue color to distinguish it from other antifreeze products. Additionally, it is important to note that the product contains chemicals known to the State of California to cause cancer or reproductive harm.