Tuned up, decorated trucks were on display at an art show in Romania on Sunday. Painted trucks with modified interiors and exteriors could be seen at the Romanian fortress of Alba Iulia, one day before they’ll take to Europe’s highways. The truck show is now in its fifth edition. Truck drivers can cover up to 10,000km in a single month as part of their job, so drivers have made their lives easier by upgrading and personalizing their vehicles. On display were trucks with high-performance sound systems, stylish upholstery, personalized designs and all sorts of other items to make the drivers mor…