Mercedes-AMG has confirmed its participation in the IMSA WeatherTech SportsCar Championship starting in 2017. The German brand will join the GT Daytona (GTD) class with the Mercedes-AMG GT3 next year. Mercedes’ racing division has partnered with Riley Motorsports for a two-car, factory-supported effort. One car will run as "AMG-Team Riley Motorsports", while one car will run as "WeatherTech Racing." A third race car will hit the track with SunEnergy1 Racing.