The Los Gatos, California, native became the winningest Xfinity Series competitor on road courses by winning the Playoff's Round of 8 finale at the Roval.
The Los Gatos, California, native fended off a late battle with Austin Cindric while sideways to win both the race and the regular season title in Thunder Valley.
It all came down to two laps and Noah Gragson never looked back as he held on to score his first Xfinity Series win of the season in overtime at Darlington Raceway.