The long-wheelbase versions of BMW's flagship limousine, the 7-Series, isn't on the top of our list when it comes to extensive performance modifications, but if that's your thing, Germany's Tuningwerk has you covered.

The company starts out with a standard BMW 750Li that is powered by a 4.4-liter turbocharged V8 pushing out 407HP and 600Nm (443 lb-ft) of peak torque, offering buyers two options.[...]

Source: Carscoop