Iowa I: #26: Colton Herta, Andretti Autosport w/ Curb-Agajanian Honda and #29: Devlin DeFrancesco, Andretti Steinbrenner Autosport Honda
#26: Colton Herta, Andretti Autosport w/ Curb-Agajanian Honda and #29: Devlin DeFrancesco, Andretti Steinbrenner Autosport Honda