Maintains engine life. Protects against stop-and-go and high-temp driving, cold and engine wear. Resists thermal breakdown, protects against deposits and friction, helps control oxidation and volatility. Exceeds API SL and SJ requirements for use in gas engines of passenger and light-duty trucks, turbo and non-turbo. Exceeds North American warranty requirements for worldwide car manufacturers including European, Japanese, and US that require API AL or SJ. One quart.