ZEREX™ Asian Vehicle Antifreeze/Coolant is specifically formulated to meet the requirements of Asian vehicle manufacturers (Honda®, Nissan®, KIA®, Hyundai® and others) requiring a blue, silicate free Hybrid Organic Acid Technology (HOAT) with a phosphate additive. This patented formula is designed to replace the original fluid and provides protection from rust, corrosion, boil overs and freezing.