G-Power has been fettling BMWs for almost half a century, and its most recent product is the F90 M5-based G5M Hurricane ... Hurricane RS has a claimed 2.5sec 0-62mph time and a mind-boggling ...

The M5’s hybrid-assisted V8 makes it the most powerful version yet. On its own the V8 generates 578bhp (38bhp less than the outgoing F90 M5 Competition) and 553lb ft of torque, with the e-motor ...

It's becoming clear that buying a BMW ... This M5 takes the previously most-powerful M5, the normal one, and tops it off with an extra 17 horsepower, and a slightly broader torque peak. Power ...