With his third victory of the season, Larson moved into second in playoff points with 18. Truex leads the series with 35 playoff points.
The Furniture Row Racing driver picked up another playoff point by winning the second stage at Michigan. Truex also expanded his regular-season lead to 129 points from 116 after his win at Watkins Glen International. With three races remaining before the 10-race playoffs, Truex stands to gain an extra 15 playoff points as the regular-season champion.
Larson improved a spot to second in the standings, seven points ahead of Kyle Busch. Finishing second in the regular-season is worth 10 playoff points.
In the battle for the final spot in the 16-driver playoff, Matt Kenseth has a 31-point lead over Clint Bowyer. Despite running third on the final restart with two laps remaining, Kenseth finished 24th, one spot behind Bowyer.