Genuine Subaru Part Number: SOA868V9272. Part# SOA868V9272. ONE Gallon Bottle Of Subaru Super Coolant Pre-Mixed. 1 Gallon container of Subaru Premixed Super Coolant. Formulated for long-lasting corrosion and rust protection for all cooling system components, this pre-diluted antifreeze/engine coolant prevents the use of poor quality water that can lead to cooling system failure.