Jorg Muller at play in BMW’s GT4 race car. The hand-held camera shows how violent these cars on the limit and how good the engine sounds when the interior has been ripped out
The Porsche 911 GT3 now laps as fast as Ford’s Mustang GTD, thanks to new Manthey upgrade
An uprated aero, suspension and brake package from Manthey Racing has made the 992.2 GT3 just as quick as a Mustang GTD around the Nürburgring, with n…