Click on each part to download the map (Modsbase)
Copy or cut the unpacked *.scs files into your American Truck Simulator Mod folder.
Start the game, and for the best way is that you create a new profile with the Mario Map.
While creating a profile, activate first all parts, start with 1 at the bottom of the list to 7 on top.
Enjoy the huge combo map from Mario.
Part 1 Date 6-4-23
Part 2 Date 19-3-23
Part 3 Date 19-3-23
Part 4 Date 19-3-23
Part 5 Date 6-4-23
Part 6 Date 18-3-23
Part 7 Date 19-3-23