The Elk Grove, California, native drew himself into a tie with Denny Hamlin for the lead in the regular-season standings after capturing his fifth Cup victory of the season at The Glen.
The Tampa, Florida, native erased his difficult regular-season stretch by guaranteeing himself a 2021 Cup Playoff berth following a late victory in the Magic Mile.
The 2012 Cup champion overtook Matt DiBenedetto on the final lap and held off the field to claim his first Cup victory of the 2021 season at the world's fastest venues.