Powered by a TwinPower Turbo 8-cylinder V8, the BMW M550i xDrive marks the first time a 5 Series M Performance finds a petrol engine.
BMW isn’t ready to reveal their new 2018 M5 performance sedan just yet but throwing us bimmer fans a bone with some details and preview pics.
Businessmen rejoice. The German sedan for executives gets the M treatment with the 2018 BMW M550i xDrive by BMW Performance. Out early 2017.