Star race car Lightning McQueen and the incomparable tow truck Mater take their friendship on the road from Radiator Springs to exciting new places when they head overseas to compete in the first-ever World Grand Prix to determine the world's fastest car. But the road to the championship is filled with plenty of potholes, detours, and hilarious surprises when Mater gets caught up in an intriguing adventure of his own: international espionage!

In Element City, Fire, Water, Land and Air residents live together. Ember is a tough, quick-witted, and fiery young woman, whose friendship with a fun, sappy, go-with-the-flow guy named Wade challenges her beliefs about the world they live in.