What kind of car is driven by the current defending winner of the Quaker State 400?
Martin Truex Jr. Martin Lee Truex Jr. (born June 29, 1980) is an American championship professional stock car racing driver. He currently competes full-time in the Monster Energy NASCAR Cup Series, driving the No. 78 Toyota Camry for Furniture Row Racing. Truex is a two-time Xfinity Series champion; having won the title in 2004 and 2005. His younger brother, Ryan is a champion in the K&N Pro Series East division and currently races in the Camping World Truck Series, while his cousin Curtis raced for JR Motorsports.
Tony Stewart Anthony Wayne Stewart (born May 20, 1971), nicknamed Smoke, is an American former professional stock car racing driver and NASCAR team owner. He is a three-time NASCAR Sprint Cup Series (today known as the Monster Energy NASCAR Cup Series) champion as a driver, winning titles in 2002, 2005 and 2011. In 2011 Stewart had an ownership interest in the team. He won again as an owner with Kevin Harvick's title in 2014. Throughout his racing career, Stewart has won racing titles in Indy, midget, sprint, and USAC Silver Crown cars. He is the only driver in history to win a championship in both IndyCar and NASCAR.