In Pixar's Cars 2, which international race series gives the film its title?

The World Grand Prix gives Pixar’s Cars 2 its international racing setting and title concept.

The series is organized by Miles Axlerod, who presents it as a competition to promote Allinol, an alternative fuel. Lightning McQueen enters the event and races in locations including Tokyo, Porto Corsa, and London.

The race is not a direct copy of one real-world championship. Instead, it combines elements associated with Formula One, endurance racing, and international grand-prix events. This global structure also allows the film to move from Radiator Springs into a spy-adventure format.

Mater becomes involved after being mistaken for an American secret agent. The World Grand Prix therefore serves two purposes: it is McQueen’s sporting challenge and the public setting for the villains’ hidden plan.