Tyler George Reddick is an American professional stock car racing driver. He competes full-time in the NASCAR Cup Series, driving the No. 45 Toyota Camry XSE for 23XI Racing. He is a two-time champion in the NASCAR Xfinity Series, winning consecutive titles in 2018 and 2019. Reddick was the victor in the closest finish in NASCAR's top three series, edging out Elliott Sadler at Daytona International Speedway during the 2018 Xfinity Series season when he won by 0.0004 seconds.

23XI Racing is an American professional auto racing organization that competes in the NASCAR Cup Series. It is owned and operated by Hall of Fame basketball player Michael Jordan, along with current Joe Gibbs Racing driver and three-time Daytona 500 winner Denny Hamlin. The team name represents a combination of Michael Jordan's No. 23 he wore during most of his NBA career and Denny Hamlin's No. 11 which he has driven his entire career in the Cup series. The organization fields the Nos. 23, 45, and 50 Toyota teams for drivers Bubba Wallace, Tyler Reddick, and three other drivers, including Kamui Kobayashi and Corey Heim. They currently have a technical alliance with JGR.