Audi AI:Trail Quattro Concept Previews Future Emission-Free Off-Roader
• https://www.motor1.com, By Anthony KarrAt the 2019 Frankfurt Motor Show, Audi is presenting the final, fourth member of its visionary concept car family, so far consisting of the Aicon, PB18, and AI:ME. Say hello to the new Audi AI:Trail Quattro Concept, which – as weird as it sounds
