The 23-year-old native from Monterrey, Mexico, benefitted from a late on-track incident involving Josef Newgarden to grab his fourth NTT IndyCar Series career victory at Iowa.
The 23-year-old Kirkwood from Jupiter, Florida, is set to replace Alexander Rossi as the driver of the No. 27 Andretti Autosport Dallara-Honda for the 2023 NTT IndyCar Series season.
The two-time IndyCar Series champion executed a bold final lap pass over teammate Scott McLaughlin to record the 600th overall motorsports victory for Team Penske at the Lone Star state.