Auto Club, Fontana: #4: Kevin Harvick, Stewart-Haas Racing, GEARWRENCH Ford Mustang, #24: William Byron, Hendrick Motorsports, RaptorTough.com Chevrolet Camaro, #17: Chris Buescher, RFK Racing, Pala Casino Ford Mustang
#4: Kevin Harvick, Stewart-Haas Racing, GEARWRENCH Ford Mustang, #24: William Byron, Hendrick Motorsports, RaptorTough.com Chevrolet Camaro, #17: Chris Buescher, RFK Racing, Pala Casino Ford Mustang