What type of oil does a BMW 745i use?

The BMW 745i typically requires synthetic motor oil, specifically 5W-30 or 0W-40 viscosity grades, depending on the model year and climate conditions. It's important to check the owner's manual for the specific recommendations for your vehicle, as BMW may have specific requirements based on engine type and driving conditions. Always ensure that the oil meets the BMW Longlife specifications for optimal performance and protection.