STP is a brand name and trade name for the automotive additives and performance division of Armored AutoGroup. Founded in 1953 in Saint Joseph, Missouri, the company’s name, STP, was derived from “Scientifically Treated Petroleum”.[1] The company entered into the marketplace with one product, STP Oil Treatment.
Richmond International Raceway (RIR) is a 3/4-mile (1.2 km), D-shaped, asphalt race track located just outside Richmond, Virginia in Henrico County. It hosts the NASCAR Sprint Cup Series and Nationwide Series. "America's Premier Short Track" formerly hosted a NASCAR Camping World Truck Series race, an IZOD IndyCar Series race, and two United States Auto Club sprint car races.