Ford Mustang

• Download mod.
• Move that downloaded file to Documents/Euro Truck Simulator 2/mods folder.
• Move that downloaded file to Documents/American Truck Simulator/mods folder.
• That's it. No need extraction.

Please don't ask for archive password or corrupted file. That's a SCS file and locked with various programs. It prepared for gamers and all you will do only install the mod.