The Elk Grove, California, native benefitted from a late run-in involving teammate Elliott and Harvick to win for the sixth time in 2021 at Thunder Valley.
The Los Gatos, California, native fended off a late battle with Austin Cindric while sideways to win both the race and the regular season title in Thunder Valley.
The Perth, Australia, veteran snapped a three-year winless drought for himself and a nine-year winless drought for McLaren by winning the Italian Grand Prix in Monza.
The 2017 Cup champion rallied from an opening lap penalty to lead the final 51 laps and beat teammate Denny Hamlin to win at Richmond and advance to the Playoff's Round of 12.
