sentences:  Wirth returned to Europe in 2009, racing for Alpina in the ADAC GT Masters, winning once with co-driver Jens Klingmann.In 2010, he finished 6th in the championship for s-Berg Racing, winning two races with Martin Matzke.Wirth joined Heico Motorsport in 2011, finishing 9th in the championship and winning one race with co-driver Christiaan Frankenhout.