Porsche has shown a new top-of-the-range sports car: the 911 Turbo S. Powered by a six-cylinder boxer boosted by two exhaust gas turbochargers with variable turbine geometry it has an increase in power over the 911 Turbo by 30hp to 530bhp (390kW). The maximum torque is a 700Nm (516lb-ft). The package includes standard all options available on the “regular
