Motor oil is a crucial component to the health of your car's engine. It not only lubricates moving parts to reduce friction and heat, but also helps to clean and protect the engine from deposits and wear. Over time, motor oil breaks down and loses its efficacy, which is why it needs to be changed regularly. When it comes to motor oil, there are many different types and brands on the market. It can be overwhelming trying to decide which one is right for your car. If you're looking for a high-quality motor oil that will help improve your car's fuel economy, then you should consider Mobil 1's Advanced Fuel Economy full-synthetic motor oil 0W-20. This motor oil is designed to be low-viscosity, which helps to reduce friction and improve fuel economy. In addition, it utilizes Mobil 1's signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness. It also helps to protect critical engine parts for up to 10,000 miles between oil changes. If you're looking for a motor oil that will help improve your car's fuel economy and protect your engine, then consider Mobil 1's Advanced Fuel Economy full-synthetic motor oil 0W-20.