Renowned German specialist Ruf has released its own version of the Porsche 997, and as you'd expect it's fairly mad. The Rt 12 has three possible states of tune with 530bhp or 560bhp available from the 3.6-litre flat-six or 650bhp from the 3.8-litre engine, all thanks to a pair of KKK turbos with integrated wastegates. Torque from the 3.8-litre unit (fitted to the car pictured here) is a mighty 641lb ft.
Rear-wheel drive is standard but four-wheel drive is an option and customers will be able to specify th