BROOKLYN, MI - AUGUST 26: Kyle Busch, driver of the #18 Interstate Batteries Toyota, gets into his car during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Robert Laberge/Getty Images)

BROOKLYN, MI - AUGUST 26: Austin Dillon, driver of the #3 Cheerios Chevrolet, sits in his car during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Austin Dillon, driver of the #3 Cheerios Chevrolet, sits in his car during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Austin Dillon, driver of the #3 Cheerios Chevrolet, sits in his car during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Kevin Harvick, driver of the #4 Jimmy John's Chevrolet, sits in the garage during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Kevin Harvick, driver of the #4 Jimmy John's Chevrolet, sits in the garage during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Kevin Harvick, driver of the #4 Jimmy John's Chevrolet, sits in the garage during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)

BROOKLYN, MI - AUGUST 26: Kevin Harvick, driver of the #4 Jimmy John's Chevrolet, sits in the garage during practice for the NASCAR Sprint Cup Series Pure Michigan 400 at Michigan International Speedway on August 26, 2016 in Brooklyn, Michigan. (Photo by Sean Gardner/Getty Images)