This will only work with the Access Code 82073:

Enter CQTXMV to unlock all stages for rally and stage modes.

Enter JJKYRX to unlock all four wheel drive vehicles for rally and stage modes.

Enter OSVSEU to unlock all super two wheel drive vehicles for rally and stage modes.

Enter SKZJUD to unlock all rear wheel drive vehicles for rally and stage modes.

Enter ISOFCP to unlock all 4x4 vehicles for rally and stage modes.

Enter UCTMXL to unlock all classic rally vehicles for rally and stage modes.

Enter NDNKPS to unlock all Bonus vehicles for rally and stage modes.

Enter EHLCLP to unlock all Group B vehicles for rally and stage modes.