M5 Rivalling CTS-V Has A Davenport Supercharger And 738 Horsepower

This 2011 Cadillac was once a record breaking machine on the Nurburgring in stock form, now it has an additional 181 horsepower to contend with.The CTS was Cadillac’s answer to the European sedans like BMW’s 5 Series or Mercedes’ E-Class.Like both rivals, Cadillac cooked up a performance orientated one with a supercharger, and it looks something like this, the CTS-V.