Detroit
#31 Whelen Engineering Racing Cadillac DPi, DPi: Felipe Nasr, Pipo Derani, #84 JDC-Miller Motorsports Cadillac DPi, DPi: Simon Trummer, Stephen Simpson, #7 Acura Team Penske Acura DPi, DPi: Helio Castroneves, Ricky Taylor, #6 Acura Team Penske Acura DPi, DPi: Juan Pablo Montoya, Dane Cameron