Acdelco 0W-20 Dexos Fully Synthetic General motors 1L ACDelco is a brand of motor oil that is owned by General Motors and is designed specifically for use in GM vehicles, although it can also be used in other makes and models of cars. ACDelco offers a range of different types of motor oil, including synthetic blends, full synthetic, and conventional oils. One of the benefits of using ACDelco oil is that it is formulated to meet the performance requirements of GM engines and is rigorously tested to ensure that it meets or exceeds GM's specifications. ACDelco oils are designed to provide maximum protection for the engine, helping to reduce wear and extend the life of the engine. In addition, ACDelco oils are formulated to help improve fuel efficiency, which can save the owner money on fuel costs over time. ACDelco also offers a range of different viscosities and grades of motor oil, allowing the owner to choose the oil that is best suited to their vehicle and driving conditions. Overall, ACDelco oil is a reliable and high-quality option for anyone who owns a GM vehicle or who wants to use a motor oil that is specifically designed to meet the needs of GM engines.