CONGRATULATIONS to Laurin Heinrich and Seb Priaulx in the #77 AO Racing Porsche 911 GT3 R for winning the GTD PRO Class at the Chevrolet Sports Car Classic in Detroit! @aoracingusa @sebastianpriaulx @laurin_heinrich @porschemotorsportnorthamerica @detroitgp #IMSA #DetroitGP #WeDriveDetroit #MotorCity #ChevroletDetroitSportsCarClassic #NBCSports #WeatherTech #Michelin #MichelinMotorsport #PorscheMotorsport #Rexy