When lubrication under the most torturous conditions matters choose Castrol. Forged from over 100 years of product development and testing enables Castrol to offer you a complete range of oils, greases and speciality fluids for whatever you drive or rideFeatures Castrol Magnatec’s Intelligent Molecules also: Are combined with synthetic technology to provide increased protection in high and low temperature applications Provide continuous protection for all driving conditions, styles and temperatures Castrol Magnatec 5W-20 delivers superior performance under extreme cold start up conditions relative to thicker grades Whether punished under intense engine conditions, subjected to heat, pressure or varied environments, the range of Castrol quality engine oils, lubricants and greases have all been developed to stand up when needed. Utilising only the finest base oils and additives mean you get a premium product designed for its specific application and backed by decades of engineering and development.