Havoline/Texaco ready-to-pour, pre-diluted with deionized water. Conventional antifreeze 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. Freezing protection -34 deg. F. Low silicate formulation. 1 gallon.