The basic guide to oil.
Welcome to Castrol's Certified Training Program. Learn the fundamentals of lubrication with Motor Oil 101.
Lubricants and their role in helping OEMs meet CAFE standards.
Learn about what makes the difference in a motor oil. Is it the base oil or something different?
How do additives help an engine? Make sense of the science behind oil formulation.
How to interpret what the label says and means. Watch as experts explain the information on a container of motor oil.
Watch how oil flows through the engine and learn about the role it plays.
Find out why we recommend checking with your owners manual to ensure you select the right viscosity along with OEM performance parameters.
A video guide to changing oil the right way.
