Place the downloaded file into your ETS2 mod folder, typically found at: Documents \ Euro Truck Simulator 2 \ mod Activate in Mod Manager:
Find the and move it to the "Active Mods" list. Purchase In-Game: Place the downloaded file into your ETS2 mod
If the steering wheel or interior textures appear incorrectly, ensure you have no conflicting car mods active. Place the downloaded file into your ETS2 mod