These files have been extracted from the DiRT3 game archives.
They are for modifying and re-injecting into the game as Car Selection images for custom liveries.

Pack includes tiles for cars letters G to L that are featured in the game. These are Toyota Celica GT Four, Subaru Impreza WRX STI GR Gymkhana, Subaru Impreza WRX STI GD Gymkhana, Opel kadett GT/E V16, Mitsubishi Racing Lancer and Lancia Delta HF Integrale.