Promods 2.46 was the main version compatible with 1.37. Conclusion
Closing or opening your truck windows dynamically changes how much exterior noise filters into the cabin. 2. Openable Truck Windows
Euro Truck Simulator 2 is a protected commercial product developed by SCS Software. Downloading unauthorized copies violates copyright laws and deprives the developers of the resources needed to continue updating the game. Furthermore, pirated versions lack official multiplayer support (including the Convoy mode and TruckersMP), access to the Steam Workshop for mods, and cloud saves. How to Access Version 1.37 Safely
Steam will automatically download the files for that specific version.