Here are the NASCAR Xfinity Series results today from Sonoma Raceway, including the Xfinity Series stage results.

Connor Zilisch held off JR Motorsports teammate Shane van Gisbergen in the closing laps to win Saturday’s NASCAR Xfinity Series race at Sonoma Raceway for his fourth career victory. The two battled 1-2 for nearly the entire 79-lapper in Wine Country, the duo combining to lead all but nine laps and trading blows throughout the first two stages.

For Zilisch, the victory was revenge for last Saturday’s Xfinity race at the Chicago Street Course, where the 36-year-old van Gisbergen ran his 18-year-old teammate wide in Turn 2 to take the lead and win a two-lap shootout for the victory.

Connor Zilisch and Shane van Gisbergen. It’s a blossoming rivalry that will likely play out on the road courses for many years to come in the NASCAR Cup Series,

Leaders Summary (Driver, Times Led, Laps Led): C.Zilisch, 4 times for 46 laps; S.Van Gisbergen, 4 times for 24 laps; S.Mayer, 1 time for 5 laps; B.Jones, 1 time for 4 laps.

Shane van Gisbergen has emerged as one of the standout NASCAR drivers this season. The former V8 Supercars champion decided to make a switch to the stock car series last year in Xfinity before moving to the Cup Series.

NASCAR makes its singular 2023 California stop this weekend at Sonoma Raceway, drawing racing fans to witness thrilling competitions including the General Tire 200 and Xfinity Series events. Sonoma Raceway,

William Byron rolled onto the track in group one and set a lap time of 75.025 seconds, a good enough time for third place. Alex Bowman, who is battling Ty Dillon this week in the NASCAR In-Season Challenge, starts ninth. Kyle Larson and Chase Elliott start 11th and 13th for Sunday's race.