Independent engineering and fabrication company Pratt & Miller is responsible for building and running the C5-R racers. The skill and dedication of P&M’s personnel is largely responsible for the Corvette program’s success.

independent design, development, and fabrication business with a long history of success creating and racing cars and trucks.
The racing car that resulted from the collaboration is called a C5-R. In keeping with the rules that govern the GTS class, which is where the C5-R competes, it is in essence a highly modified version of the regular street C5 Corvette. The C5-R starts life with production C5 hydro-formed frame rails and various other production parts, and to those are added a wide array of highly refined, custom fabricated components made from semi-exotic materials such as carbon composites, magnesium, beryllium, and titanium.