Kevin Harvick has won at Michigan International Speedway, giving him a NASCAR-high seven victories this season.
His No. 4 Ford finished 3-plus seconds ahead of Brad Keselowski's No. 2 Ford on Sunday.
Kyle Busch, who started Sunday with the points lead, finished third in his No. 18 Toyota.
Austin Dillon, in the No. 3 Chevrolet, was fourth followed by Ryan Blaney's No. 12 Ford.
Martin Truex Jr., the third driver in NASCAR's Big 3 with Harvick and Busch, was 14th in the 40-car field in his No. 78 Toyota.
Busch has won six races this year and Truex has finished in first four times.