He headed back to GT3 for the third round of the season , racing a Mercedes - Benz SLS AMG GT3 for Graff Racing .
Demoustier began 2011 with a brief return to single - seaters in Formula Renault 2.0 Alps .
Demoustier headed back to GT3 for the third round of the season , racing a Mercedes - Benz SLS AMG GT3 for Graff Racing .
Demoustier began 2011 with a brief return to single - seaters in Formula Renault 2.0 Alps .