What's the mercedes cls 500 oil type?

The Mercedes CLS 500 uses SAE 5w-40 full synthetic oil. It has a capacity of 8 quarts with a filter. Oil keeps the internal parts of Your car's engine cool and lubricated and it also keeps the moving parts from grinding against each other thereby reducing wear and damage. The cost of an oil change for Your Mercedes is between $60 and $70 for labor and between $110 and $120 for parts. You should get an oil change every 10,000 miles or 1 year. Warning signs while driving that You need an oil change include engine noise, a ticking engine, transmission shifting issues, shaking while idling, and poor fuel economy. Exterior signs that You need an oil change would include smoke instead of regular exhaust and oil leaks where You are parked.