This weekend the GS class from the Michelin Pilot Challenge will take it #BacktotheStreets of Detroit for the 4th round of their season. 📺 Catch the action Saturday, June 3 at 4:10 PM ET on Peacock. #IMSA | detroitgp | #detroitgp #Racing #Motorsports #MichelinPilot #Michelin #Ford #AstonMartin