Audi RS4, Audi RS6, Audi R8, News Euro Trip 2012 (R8 Factory & Ring) – April April 10, 2012 RS246.com Several members of RS246 on a Euro Trip to the R8 Factory and Nurburgring. There a great trip summary here. This is the entry to the home of quattro GmbH at Neckarsulm. Some excitement along the way…. 🙂 And lastly, some Ring action… More pictures here.