Havoline/Texaco conventional anti-freeze coolant. Provides maximum protection in cold temperatures and reduces boil-overs in hot temperatures. Anti-foam and heat transfer properties. All-purpose formula designed for both automotive engines and heavy-duty diesel engines, especially those containing aluminum alloys. Does not meet Dex Cool requirements. Boiling protection 265 deg. F. at 50% (1 part antifreeze/1 part water). Freezing protection -62 deg. F. at 60% (3 parts anti-freeze/2 parts water). Low silicate formulation.