Is 15 50 oil ok for a 2001 corvette?

Yes, 15W-50 oil is generally suitable for a 2001 Corvette, especially if you're in a warmer climate or if the engine has high mileage. However, it's important to check the owner's manual for the manufacturer's recommended oil viscosity, which typically suggests 5W-30 or 10W-30 for most driving conditions. Using a higher viscosity oil like 15W-50 may provide better protection in high-temperature situations, but it could also affect fuel efficiency and cold-start performance. Always consider the specific driving conditions and engine condition before making a final decision.