The road-ready petrol-electric Mercedes-Benz S400 BlueHybrid limousine will make its debut at next week’s Paris motorshow. The German automaker promises that although the S400 Hybrid is more powerful and slightly faster than the S350 upon it is based, it betters the average fuel consumption of the conventionally powered S-Class limo by up to 2.2 lt /100 km, at 7.9 lt /100 km. Hit the jump for the video or click here for more details on Merc’s first production hybrid model. -Continued