Laguna Seca
#4: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Tommy Milner, Nicky Catsburg, #3: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Antonio Garcia, Alexander Sims, #9: Pfaff Motorsports, McLaren 720S GT3 EVO, GTD PRO: Marvin Kirchhofer, Oliver Jarvis