We’re in the final stretch of regular-season races on the NASCAR schedule, with this weekend’s trip to Sonoma Raceway marking

Who won the NASCAR Xfinity Series race at Sonoma? Connor Zilisch is the winner, plus full NASCAR Xfinity Series results at Sonoma Raceway.

See where your favorite NASCAR Cup Series driver will pit for the Toyota/Save Mart 350 at Sonoma Raceway on Sunday (3:30 p.m. ET, TNT Sports/truTV, HBO Max, PRN Radio, SiriusXM NASCAR Radio).

The NASCAR Cup Series will begin its lone visit to California this year by turning laps Saturday at Sonoma Raceway. An hourlong practice will begin at 1:30 p.m. ET on the 11-turn, 1.99-mile road course, followed by qualifying for Sunday’s 110-lap race.

Saturday's NASCAR Xfinity Series race at Sonoma Raceway was, as the kids say, absolute cinema. Ironically, it was an 18-year-old kid in Connor Zilisch who outdueled NASCAR's resident road course master in Shane van Gisbergen in one of the most impressive drives of his young career.

Sonoma will be the second straight road-course race for NASCAR, and the fourth of the season. Two more remain: Watkins Glen and the Charlotte Roval.

The sprawling Sears Point campus has transformed into a three-day hotbed of action that concludes with the sport’s best drivers battling it out Sunday.

Get up to speed with details for what to watch in Sunday's event at Sonoma Raceway, the 20th race of the Cup Series season.