The 19-year-old Zilisch from Charlotte, North Carolina, led 19 of 100-scheduled laps and outdueled Taylor Gray with two laps remaining to notch his fifth Xfinity victory in 2025 and deliver the milestone 100th victory for JR Motorsports.
The two-time ARCA Menards Series East champion from Franklin, Wisconsin, posted a pole-winning lap at 166.623 mph in 54.014 seconds, which was enough to claim his first Xfinity pole of the 2025 season at the Great Spectacle in Racing.
The 19-year-old Zilisch from Charlotte, North Carolina, will attempt to become the first Xfinity competitor in eight years to win at Indy in a first attempt and become the youngest-series' winner at the venue while extending his recent on-track dominance in the summer of 2025.
NASCAR travels to Dover Motor Speedway this weekend. Sunday afternoon the NASCAR Cup Series will close out the weekend activities with the AutoTrader EchoPark Automotive 400.
The 2025 NASCAR Sonoma penalty report features two Rick Ware Racing's No. 51 crew members suspended for two Cup races for detached wheels and three Xfinity teams penalized for lug nut infractions.