The 20-year-old Gibbs from Charlotte, North Carolina, spoiled teammate Brandon Jones' title hopes by claiming a wild final lap victory and earning himself a spot for the 2022 Xfinity championship finale.
The NASCAR Cup Series and Xfinity Series travel to Martinsville Speedway this week. After the race, only four drivers from each series will move on to compete for the 2022 championship trophy at Phoenix Raceway on Nov. 6.
The 24-year-old Byron from Charlotte, North Carolina, led a race-high 212 of 403 and fended off Joey Logano during an overtime shootout to repeat as a Cup winner at the Paperclip-shaped short track.
The 25-year-old Jones from Atlanta, Georgia, overtook teammate Ty Gibbs in the second of two overtime attempts to claim his first victory at the Paperclip-shaped short track.
The 24-year-old Byron from Charlotte, North Carolina, led 94 of 200 laps en route to his Truck Series victory in six years at the Paper Clip short track.