Honda typically recommends using genuine Honda motor oil in their cars. The specific oil recommended can vary depending on the model and engine type. Honda offers its own line of motor oils, such as Honda Genuine Motor Oil and Honda Ultra 0W-20 Full Synthetic Motor Oil, which are designed to meet the requirements of Honda vehicles. It's important to consult the owner's manual or contact a Honda dealership to determine the appropriate oil specification for your specific Honda model. Using the recommended oil ensures optimal performance and protection for your engine.