It’s a mod, which adds DJ, Boost and Luigi in game.
Luigi, Boost, & DJ on Arcade mode. (Select them via Pause Menu)
Darrell Cartrip & The King on Normal Road Races.
Selecting Paint Jobs Crash the Game.
Selecting the New Characters from the Shop Also Crash the Game.
Disney & Pixar for the Movie the game was based on
THQ for licencing the Game
Adro14 for the Global.pak File
Vladmir29 for the Inspiration to make a mod).
Check it out:
Program that I used:
Handbrake (video compression)
Game: Cars:The Video Game:
Difficulty: Champion (Thanks Jennifer Wright for correcting)