It is believed by many automakers such as involvement in motorsport will improve not only racing, but road cars. Cadillac is no stranger to the SCCA World Challenge, which took part in the GT class series in a Cadillac CTS-V sedan in 2004-2007 seasons. To achieve this, the Cadillac back to the Sports Car Club of America's World Challenge series in 2011 with a race-prepped CTS-V Coupe that General Motors show 2011 Detroit Auto Show.