Kyle Busch finished fourth in the Quaker State 400 at Kentucky Speedway and maintained his lead in the Cup points standings.
He picked up two points on second place Kevin Harvick, who finished fifth in the race.
Truex gained 10 points and remains in third.
More importantly, Truex earned seven playoff bonus points to cut Busch’s lead to five. Busch currently has 30 bonus points, Harvick has 27 and Truex has 25.