Laguna Seca: #3: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Antonio Garcia, Alexander Sims, #4: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Tommy Milner, Nicky Catsburg - start of race.
#3: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Antonio Garcia, Alexander Sims, #4: Corvette Racing by Pratt Miller Motorsports, Corvette Z06 GT3.R, GTD PRO: Tommy Milner, Nicky Catsburg - start of race.