The Chip Ganassi Racing driver scored three wins and five other podium finishes in 2021 on his way to the title, beating Team Penske rival Josef Newgarden and Arrow McLaren SP's Pato O'Ward.
Palou, who only made his IndyCar debut in 2020 with Dale Coyne Racing, has a best oval finish to date of second in the 2021 Indy 500 behind four-time winner Helio Castroneves and also finished fourth at Texas.
