The course was soaked. Vaughn later said that he reduced his tires to 10 psi at each corner in order to get enough grip into his Nitto NT05s.
There were rare Mustangs everywhere! This was an '05 Mustang that was modified by Chip Foose himself.
This is a Cobra Jet Mustang. It is a factory-built drag race car. It is equipped with a naturally-aspirated Coyote 5.0 (with an optional supercharger as seen here), no rearview mirrors or creature comforts, and a roll cage. You can order these directly from Ford Racing.
Speaking of turnkey race cars, this is an FR500S, the forerunner to the wildly popular and successful BOSS 302R/S. You could also, at one time, buy this NASA-legal race car directly from Ford Racing.