How Often Should I Change Synthetic Oil In My Car

At least once every year. 2024226 manufacturers now recommend changing synthetic oil every 7,500 to 10,000 miles or every 6 to 12 months, whichever comes first. These new intervals are longer than. While older cars require an oil change every 3,000 miles, most engines manufactured today can go without an oil change for up to 7,500 miles. Cars that use synthetic oil have an even higher.