Valvoline? ZEREX? G-48? Antifreeze/Coolant provides unsurpassed protection for vehicles requiring genuine G-48 fluid. This Original Equipment Manufacturer (OEM) approved formula ensures you are getting the precise factory-filled original formula for your European vehicle. ZEREX G-48 is a premium grade coolant that employs hybrid technology of a mixture of inorganic and organic corrosion inhibitors to protect the cooling system formula from rust and corrosion. Provides protection against freeze-ups and boil overs, rust and corrosion. The NAP-free HOAT chemistry will not void vehicle manufacturer warranty. Don?t just use any coolant, use the chemistry specified by the manufacturer: Use ZEREX.