Castrol and RFK Racing co-owner Brad Keselowski unveil new No. 6 Ford design underscoring Castrol's superiority in motor oil performance and protection The new claims, which will be featured on ...

But out of all those names, you could argue that two oil and lubricant manufacturers have become the most iconic in the world of racing. I am, of course, talking about Repsol and Castrol.

Shares of the Indian arm of lubricant maker Castrol, a unit of BP, were buzzing on Thursday amid reports that Saudi Arabia’s state-owned oil giant Aramco is considering taking ownership of the brand.