30 fictional cars from the NASCAR Goody's Dash series are included in the NASCAR Goody's Dash Series for NASCAR Racing 2003 Season. Uses Busch physics. Credits given to Project Wildfire for physics and...pretty much everything else.
A Mod for NASCAR Thunder 2003 which adds in various Grand Tourer race cars from throughout time on a variety of tracks from around the world. Vehicles include Chevrolet Corvette, Mazda RX-7, Ford Mustang SVT Cobra and the Ford GT40.
The Trans-Am Series for the BFGoodrich Tires Cup features closed-fendered, production-based, V-8-powered sports cars. The Trans-Am Series is America's oldest continuously running sports car racing championship, and celebrates its 38th anniversary in 2003. Featuring these vehicles; Chevrolet Corvette, Ford Mustang, Jaguar XKR, Dodge Viper, Panoz Esperante, Qvale Mangusta and Chevrolet Camaro.