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BMW tuning experts G-Power have just taken the wraps off what they’re claiming is the world’s fastest diesel-powered BMW wagon with the release of the G-Power BMW M550d.

Beneath the skin, G-Power has managed to lift power from the tri-turbocharged 3.0-litre inline-six cylinder engine from 381 hp and 740 Nm of torque to in excess of 435 hp and 850 Nm of torque. As a result of that extra power and torque, the G-Power BMW M550d will accelerate to a top speed over 270 km/h. The sprint to 100 km/h takes a mere 4.5 seconds and the theoretical top speed actually sits at 300 km/h. The added power has been achieved thanks to the D-Tronik 5 V1 power module.
Elsewhere, the G-Power BMW M550d has been fitted with a set of 21-inch G-Power Hurricane RR forged wheels wrapped in rubber that measures 255/30 at the front and 295/25 at the rear. Despite measuring 9-inches wide at the front and 10.5 inch at the rear, these wheels are still extremely lightweight thanks to their advanced design.