Backup your files b4 installing.
To install this 2014 interior plate mod:
Copy the f12013 folder to your Steam\SteamApps\Common folder, or the cars folder inside the f12013 folder to your Steam\SteamApps\Common\f12013 folder.
Backups files provided in the backups folder. To restore:
Copy the cars folder inside the backups folder to your Steam\SteamApps\Common\f12013 folder