The 2019 Mercedes-AMG GT 63 S 4-Door Gives The Porsche Panamera A Run For Its Money

The wickedly fast, ridiculously expensive, please don’t call them sedans even though they’re totally sedans segment has blown up in recent years. “Four-door coupes” like the Audi S7, BMW 6 Series Gran Coupe and Porsche Panamera all fight for damn near $200,000 from your well-diversified portfolio. Mercedes has had an…