American Truck Simulator [v 1.38.2.18s Dlcs] ... -

As of version 1.38, the game included several major map expansions and cargo packs available through the Steam DLC page : Idaho | Truck Simulator Wiki

: The sound engine was updated to FMOD 2.01, bringing more refined audio across the board. Notable Content & DLCs American Truck Simulator [v 1.38.2.18s DLCs] ...

: Players gained more precision for truck customization with a new RGB, HSV, and HEX color picker, including saveable presets. As of version 1

: The city of Las Vegas received a massive revamp, including a new road network (I-515/I-11 interstate bypass) and updated textures. As of version 1.38