Laguna Seca
GTP Podium, #01: Cadillac Racing, Cadillac V-LMDh, GTP: Renger van der Zande, Sebastien Bourdais, #6: Porsche Penske Motorsports, Porsche 963, GTP: Mathieu Jaminet, Nick Tandy, #31: Whelen Engineering Racing, Cadillac DPi, GTP: Pipo Derani, Alexander Sims