Castrol EDGE Strength for Maximum Performance. Engine oils need to be able to constantly respond to the ever-changing environments in your engine. Every second of the drive your engine oil needs to be able to react to the needs of different metal-to-metal contact points in your engine each with different demands, pressures and temperatures. Castrol EDGE provides the highest level of protection for critical engine parts helping your car to perform at its maximum. Castrol EDGE is an advanced full synthetic motor oil with a unique and proprietary formula that reduces volatility and provides superior protection for critical engine parts helping your vehicle operate efficiently at power.
The Castrol Edge Extended Performance 5W-30 is a fully synthetic oil suitable for use in high-performance engines. It has been approved by Ford SVT for use in the GT500 and is suitable for use in a variety of vehicles including BMWs and Chevy Silverados. It is available in both 1-quart and 5-quart sizes. Castrol confirms that it meets the GMdexos1 standard but is not yet approved for API SN PLUS. It is a thin 5W-30 designed for American and Asian cars with GDI/turbo engines. Customers generally find it to be a high-quality oil and a good value.