Iowa: #4: Josh Berry, Stewart Haas Racing, Overstock.com Ford Mustang and #14: Chase Briscoe, Stewart Haas Racing, Mahindra USA 30 Years Ford Mustang
#4: Josh Berry, Stewart Haas Racing, Overstock.com Ford Mustang and #14: Chase Briscoe, Stewart Haas Racing, Mahindra USA 30 Years Ford Mustang