Mercedes-AMG GT73 plug-in hybrid teased

Mercedes-AMG appears to be readying a plug-in hybrid GT four-door range-topper, potentially packing around 600kW. Although fleeting, the end of a video on Mercedes-AMG's social media channels shows a GT four-door's rear end covered with camouflage. As it takes off into the distance, the car doesn't make an angry V8 sound – instead, there's the distinct hum of an electric motor, before the camera cuts to a graphic reading "THE FUTURE OF PERFORMANCE".