What type of gas do you put in your 2004 Volvo s60?

For a 2004 Volvo S60, it is recommended to use premium unleaded gasoline with an octane rating of 91 or higher for optimal performance. However, using regular unleaded gasoline with an octane rating of 87 is generally acceptable, though it may affect engine performance and fuel efficiency. Always refer to the owner's manual for specific fuel recommendations.