DECATTED 700HP RENNtech Mercedes CLS63 AMG – REVS & DRAG RACING Drag & Track by turboandstance - August 11, 2018August 3, 2019 During the Petrolhead Spring Event they have filmed this very loud RENNtech Mercedes-Benz CLS63 AMG BiTurbo 4-Matic (C218) in action on the drag strip. Watch it racing against other supercars like the Audi RS6 Avant C7, Audi RS3 Sportback, Mercedes-Benz C63 AMG and more! I hope you enjoy the video