A legend is reborn: As its 50th birthday celebrations gather pace, BMW M GmbH is unveiling a fascinating special model. The BMW M4 CSL fuses old-school racing passion with innovative technology. A consistent lightweight concept and increased engine output from the inline 6-cylinder engine with M TwinPower Technology make the BMW M4 CSL the most powerful and fastest model ever approved for road use of this series. The unique design and purist characteristics geared towards racetrack use ensure an inimitable performance experience.