Audi TT Cup livery based on the number 98 car used by guest drivers during the 2017 season.
The car was driven by Benoit Treluyer, Johnny Cecotto, Daniel Gedadtz, Bernhard van Oranje, Matthias Dolderer, Max Franz and Daniel Grunenberg.
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.