With the boom on environmental conscience, the upcoming M5’s twin-turbo V8 will spell the demise of the current M5′s V10, so before that happens, tuning house Nowack Motors has given it two new intakes, a remapped ECU as well as new some new engine components and dubbed it the N635S 5.8 Hans Nowack Edition!
As a result, this piece of machinery’s power output has been boosted up to a mind-boggling 708bhp compared to its stock 507bhp, specially dedicated to Oliver’s father; Hans.
These modifications will come with a full year warranty and can be retrofitted to any existing S85B50 engine.








