Kyle Busch found the best way to celebrate his NASCAR title with his 4-year-old son Posted Nov 20, 2019 Kyle Busch won his second NASCAR Cup Series championship Sunday at Homestead-Miami Speedway, where he also won the Ford EcoBoost 400. The No. 18 Toyota driver did a burnout on the track before celebrating with his family, wife Samantha and 4-year-old son, Brexton. And then he took Brexton for a ride. Samantha seemed to initially object. (USA Today)