Armin Hahne World Racing Gr.3 Ford Mustang.
Gr.3 Mustang taking inspiration from the 1988 Ford Sierra RS500 Cosworth driven by Armin Hahne in rounds of the 1988 European Touring Car Championsip.
GT Sport Gallery Link
Following the link above, click on the “Add to Collection” button on the Gran Turismo site. You can then add the livery to the car once you are in the game.