The 41-year-old Allmendinger from Los Gatos, California, led a race-high 46 of 109 laps and survived four caution and restart attempts before fending off a hard-charging Byron to claim his first Cup victory of the 2023 season at the Charlotte Roval.
The 25-year-old Byron from Charlotte, North Carolina, led a race-high 66 of 90 laps en route to his fifth Cup Series victory of the 2023 season at The Glen.
The 2021 Daytona 500 champion from Glendale, Arizona, led a race-high 54 of 82 laps and became the 13th different competitor to claim a 2023 Cup Playoff berth by claiming his second series triumph at the Brickyard.
The 2015 Xfinity Series champion from Prosper, Texas, led 88 of 400-scheduled laps and fended off Denny Hamlin in a three-lap shootout to become the 12th different competitor to clinch a 2023 Cup Series Playoff spot by winning.
The two-time ARCA Menards Series East champion from Franklin, Wisconsin, led the final two of 49 over-scheduled laps to earn his first triumph in the Xfinity circuit at his home track in Elkhart Lake, Wisconsin.
The 25-year-old Byron from Charlotte, North Carolina, led the final 20 of 185-shortened laps in an event where he rallied from losing a lap by implementing a late pit strategic call to race his way to the front and claim his fourth Cup victory of the season in a rain-shortened event in the Peach State.
The 41-year-old Allmendinger from Los Gatos, California, led 25 of 196 over-scheduled laps and survived two late-race restarts, including an overtime attempt, to capture his second Xfinity victory of the 2023 season at Music City.
The 2017 Cup Series champion from Mayetta, New Jersey, led a race-high 51 of 110-scheduled laps and capitalized on a 15-lap dash to the finish to fend off Kyle Busch to claim his fourth Cup triumph in Sonoma, California.
The 39-year-old Almirola from Tampa, Florida, led 17 of 79-scheduled laps and fended off road-ringers Allmendinger and Larson through a 15-lap dash to the finish to notch his first Xfinity victory since 2017.
Kyle Larson headlines a growing list of Cup and Xfinity Series competitors who will be pulling double duty efforts between the ARCA Menards Series West, Xfinity and Cup weekend events in Sonoma, California.