The OTR hybrid HOAT 50/50 premix antifreeze/coolant in yellow, available in a 1-quart container, is designed to provide effective heat transfer for optimal engine temperature regulation. This product features hybrid organic acid technology, which plays a role in minimizing wear on coolant system components. Being a ready-to-use premix, it saves time by eliminating the need for dilution. The yellow color is a practical feature that aids in the easy identification of leaks or contamination. Additionally, it is compatible with a variety of materials, helping to prevent leaks and damage.