Who Won The Xfinity Series 2025 Season. Nascar on espn tv » calling all nascar xfinity series. Justin allgaier won his first nascar xfinity season championship saturday night at phoenix raceway, making a stunning comeback after falling a lap down midway through the race.

Calling all nascar xfinity series xfinity, racing fans! The 2025 nascar xfinity series season came to an end with the conclusion of the championship race at phoenix raceway on saturday (november 9).