The stock M4 DTM only made 500 horsepower. Manhart’s new one-off rolled out of BMW’s factory as one of ... and adding its turbo performance kit. The tuner also installed new intercoolers ...

The BMW P66 engine in the BMW M4 DTM generates approx. 480 bhp with the air restrictor specified in the technical regulations. It is made up of 800 different components, consisting of 3,900 ...

BMW has unveield the DTM Champion Edition M4, complete with a huge rear wing, a BMW M colour sticker kit and a power boost up to 493bhp. Effectively an M4 GTS but with a different set of decals ...

Fans of BMW performance had two events to keep an eye on this weekend: the reveal of the M4 Concept at Pebble Beach, and the efforts of the Bavarian automaker's DTM teams at the Nurburgring.

Why has the company decided to ditch this impressive piece of kit? SEE ALSO: 2015 BMW M3 and M4 a Devastatingly Delightful Duet “High-revving normally aspirated engines are not known for their ...