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.
Ryan Blaney won Stage 1 at Talladega Superspeedway and held off Kevin Harvick in a wild finish to win the YellaWood 500 and lock in his spot in the Round Of 8.
The 29-year-old Blaney from High Point, North Carolina, led eight of 188-scheduled laps and beat Kevin Harvick by 0.012 seconds to grab his second Cup Series victory of 2023 and transfer into the Playoff's Round of 8.
The 25-year-old Byron from Charlotte, North Carolina, led the final six of 267-scheduled laps and overtook pole-sitter Bubba Wallace during a six-lap shootout to notch his sixth Cup victory of the 2023 season and deliver a milestone victory for Hendrick Motorsports.
The 29-year-old Blaney from High Point, North Carolina, is primed to achieve a milestone start in his eighth full-time season in NASCAR's premier series.
The three-time Daytona 500 champion led 142 of 500 laps and rallied from a Lap 70 pit road speeding penalty to lead the final 134 laps and win the Playoff's Round of 16 finale under the lights at Thunder Valley.
The 2015 Xfinity Series champion from Prosper, Texas, led a race-high 52 of 200 laps and outlasted a one-day rain delay period to fend off Truex and notch his second consecutive Cup victory in recent weeks at the Irish Hills.
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.
