Why Is This CLS550 So FAST???

Is a renntech tuned cls550 better than a cls63?? Find out in the latest episode of nwd229. HELP US REACH 30 MILLION SUBSCRIBERS!!! TELL A FRIEND TO TELL A FRIEND TO TELL A FRIEND! Email Us: nowheeldrive229@gmail.com Check Us Out On Instagram: @nowheeldrive229 Find us On Facebook:   / nowheeldrive229