ZIC OW is a 100% synthetic oil which contains unique friction modifying features to maximize fuel efficiency. It is engineered to deliver advanced fuel economy and to offer excellent engine protection by applying ultra high viscosity index base oil and state-of-the-art additives. ZIC OW is specifically designed for applications requiring an SAE 5W-20 or 5W-30 oils such as most Fords, Hondas, Toyotas, Nissans, Hyundai/Kias, Chryslers.