Not sure you understand the concept of a getaway car.
Steve, with Bucky and Sam in the car, meet up with Sharon to get their suits going into the final confrontation with #TeamIronMan
This location is the best guess, looking at the available footage, and assuming that this was shot in Germany near the Leipzig/Halle airport. Thanks to the Schiffs Kanal youtube channel for a great LEJ Planespotting video (image below) showing this bridge in better detail, helping lock in a confirmation.
MAP
(Captain America: Civil War, 2016)
MCU: Location Scout 