The film follows Lightning McQueen (voiced by Owen Wilson) and his tow truck friend Mater (voiced by Larry the Cable Guy) as they embark on a global adventure for the first-ever World Grand Prix. The event is organized to promote a new clean-burning fuel, Allinol, developed by the oil tycoon Sir Miles Axlerod (voiced by Eddie Izzard).
The climax of the film occurs as Mater, who is mistaken for a secret agent by British spy cars Finn McMissile (voiced by Michael Caine) and Holley Shiftwell (voiced by Emily Mortimer), gets involved in a spy mission. The plot takes a turn when it is revealed that certain cars are sabotaging the race and causing explosions, framing alternative fuel for the incidents.
As Mater becomes entangled in the world of international espionage, he inadvertently becomes a key player in uncovering a plot to discredit alternative fuels. The antagonist, Professor Zündapp (voiced by Thomas Kretschmann), and his henchmen aim to tarnish the reputation of alternative energy, ensuring the dominance of traditional oil.
The movie takes the characters to various locations worldwide, including Tokyo, Paris, and London, as they try to unravel the conspiracy and clear Mater’s name. Lightning McQueen plays a crucial role in helping Mater and stopping the villains’ plan.
The film climaxes with a high-stakes action sequence on an oil rig, where Mater confronts the main antagonist and plays a vital role in saving the day. The story emphasizes the importance of friendship, loyalty, and embracing one’s true self.
“Cars 2” received mixed reviews from critics, with praise for its animation and action sequences but criticism for its complex plot and departure from the tone of the first film. Despite the mixed reception, it performed well at the box office.