Mercedes S63 AMG Coupe spotted undisguised on the streets
It seems that the Germans at Mercedes forgot to apply the camouflage on an S63 AMG Coupe prototype as the model was seen on Stuttgart streets. It is scheduled to debut in April at the New York Auto Show, therefore, the debut is very close. The high-performance Coupe version of the Mercedes flagship comes with a massive 5.5-liter V8 engine...