Optilube™ oils are advanced multi-grade engine oils that have been meticuluously developed to deliver outstanding performance in the very latest multi-valve petrol and diesel engines. Optilube™ oils are produced using cutting-edge additive technology. This provides a superior oil that aids in achieving improved fuel economy and excellent overall performance and protection. All Optilube™ oils have been manufactured to provide the user with the very best in lubricant technology for their engine.