Download Rumor: BMW M8 Supercar with 630 hp coming in 2018? Wallpaper from the all Widescreen (4K 5K 8K Ultra HD resolutions) for mobiles, tablets and desktops devices with Microsoft Windows / Apple iOS & MacOS / Android / Linux and other devices. Rumor: BMW M8 Supercar with 630 hp coming in 2018? Wallpaper is part of the 2018 BMW I8 Coupe collection.