RENNtech Mercedes-Benz CLS 63 AMG

Video: RENNtech Mercedes-Benz CLS 63 breaks quarter-mile record

A highly modified Mercedes-Benz CLS 63 AMG has broken the world record by running a quarter mile in a blistering 10.6 seconds. The twin-turbo V8 monster is tuned by RENNtech.   In its factory form,...