Kyle Thomas Busch or "Rowdy Busch" is an American professional stock car racing driver and team owner. As of 2022, he competes full-time in the NASCAR Cup Series, driving the No. 18 Toyota Camry for Joe Gibbs Racing, and part-time in the NASCAR Camping World Truck Series, driving the No. 51 Toyota Tundra for Kyle Busch Motorsports. KBM runs multiple trucks in the Truck Series. Busch is the 2009 NASCAR Nationwide Series champion and the 2015 and 2019 Cup Series champion.