This Teaser video below marks a new beginning, the BMW M Division develops a performance diesel engine. M-Performance Diesel vehicle shown here is called X6 M50d powered by a Tripower Turbo 3.0l inline 6 Diesel engine, yes this engine will also star in the new M-Performance Model called M550d. Oh, and behind the blur is the new facelifted BMW X6 with LED Headlights first seen in the 2012 BMW 650i Cabriolet. Enjoy the video.