Custer is the reigning Xfinity Series champion and although Stewart-Haas Racing is closing at the end of the season, team owner Gene Haas is keeping one Cup Series charter to run Custer next year.
Cole Custer won Friday's Xfinity Series race at Bristol Motor Speedway and claimed the regular season championship after Justin Allgaier finished 30th. In what is expected to be his final Xfinity ...