Apex Codes -

Every tracks and circuit:
Pick Dream mode, and begin a new game. Submit the brand name WORLD to unlock every course in arcade mode.

Every concept car:
Pick Dream mode, and begin a new game. Submit the brand name DREAMY to unlock every concept car in arcade mode.

Every production car:
Pick Dream mode, and begin a new game. Submit the brand name REALITY to unlock every production car in arcade mode.