Ahead of the DTM test in Estoril, the Mercedes-AMG DTM Team officially kicked off its 2015 season at the team's base in Affalterbach. Find more information about the DTM Team on http://mb4.me/CXse9XhS Experience the world of Mercedes-Benz: http://benz.me/international/ Subscribe to Mercedes-Benz on YouTube: http://www.youtube.com/subscription_center?add_user=MercedesBenzTV