[gallery columns="1" size="full" ids="86744"] Robert Downey Jr.'s association with the Audi brand is notable. As Tony Stark in the Marvel franchise, he's been a regular Audi driver, and also known to roll up to those same film debuts driving an Audi of some sort. He made a guest appearance at the Los Angeles debut of the e-tron GT concept, and is a known car enthusiast and it is also believed he has a few four ringers in his collection. One of the actor's latest projects for Max is dubbed ...