14 years in the NASCAR Xfinity Series! Justin Allgaier is now a champion. He put on one of the greatest championship performances ever. Backup car, multiple penalties, and more. Allgaier overcame it all. Riley Herbst passed Justin Allgaier on the last lap in double overtime to win the race. However, Gator didn’t mind giving up that position as he was on his way to the championship. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! This was truly one of the gutsiest performances in a stock car you will ever see. Allgaier is the 2024 Xfinity…