Finishing up the preparations on the new Ford Mustang Boss 302S for it’s debut at the Kansas Speedway this weekend. The Boss 302S is one of four full race cars you can order at the parts counter from Ford Racing. They do not have VIN numbers and are not street legal. The other three race cars you can order are the Ford Mustang Boss 302R, Ford Mustang Cobra Jet, and Fiesta B-Spec.