These engine oils have been certified with the API SF/CD specification, indicating that they meet stringent quality standards set by the American Petroleum Institute (API) specifically for passenger car engine oils. This certification ensures that these oils provide optimal performance and protection for a wide range of engines found in traditional cars. The API SF/CD specification encompasses engines with typical service characteristics, including naturally aspirated, turbocharged, or supercharged diesel engines operated in moderate to severe-duty service, as well as certain heavy-duty gasoline engines.

These engine oils have the API SF/CD specification for passenger car engine oils. The API SF/CD specification signifies that these oils meet the requirements set by the American Petroleum Institute (API) for passenger car engine oils. It ensures that these engine oils provide adequate performance and protection for a wide range of engines, including those in traditional passenger cars. The API SF/CD specification encompasses engines with typical service characteristics, such as naturally aspirated, turbocharged, or supercharged diesel engines operated in moderate to severe-duty service, as well as certain heavy-duty gasoline engines.