Shane van Gisbergen won Sunday at Sonoma Raceway. He edge Conor Zilisch by roughly a car length. The O'Reilly Auto Parts Series event covered 27 laps on the road course. Van Gisbergen claimed the lead for the final ten laps after passing Zilisch on the main straight. It marks his first win in the series.
Zilisch ended second, keeping his points hopes alive. Post‑race inspection validated both cars, officials said. Fans applauded the close finish and the rapid battle through the park’s tight turns.