Wow it is wonderful from Manhart Racing Press Release) Press Release – Manhart Racing M6XR Twin Turbo Bold statement: 687 hp & 319 km/h! Manhart Racing has debuted a new BMW M6XR Twin Turbo package for the BMW X6 M, The ber-SUV is powered with a V8 twin turbo engine as standard, which products a fat 555 hp and 680 Nm of torque at a maximum charging pressure of 1.5 bar.
The BMW X6 M V8 twin turbo engine proved no exception to his ability to quickly find efficient ways of increasing the performance of an engine. Thanks to an overhaul of the engine electronics, including DME control, and a catalytic conversion including modifications to the converters, the power of the 4.4 litre V8 is increased to 687 hp, which at a tare weight of 2380 kg amounts to a power to weight ratio of 3.4 kg per hp.
This is 2011 Manhart Racing BMW M6XR Twin Turbo