What is the best oil for Volvo s80 with 130000 miles?

For a Volvo S80 with 130,000 miles, it's recommended to use a high-quality synthetic oil with a viscosity of 5W-30 or 0W-30, depending on your local climate conditions. Look for oils that meet the specifications outlined in your owner's manual, such as API SN or later ratings. Brands like Mobil 1, Castrol, and Volvo's own oil are good choices. Regular oil changes will help maintain engine performance and longevity, especially in higher-mileage vehicles.