PEAK multigrade motor oil is recommended for use in all gasoline engines, including turbocharged, in passenger cars, light-duty trucks, vans and SUVs. PEAK oils exceed the demanding requirements of the International Lubricant Standardization and Approval Committees (ILSAC) GD-5, which is the latest standard for car, van, light-duty truck and SUV engine oils. It also exceeds API SN Service Classification requirements.