An all-new, next-generation Porsche Cayenne sport-utility will debut at the Geneva motor show in early March The highlight of the range is the new Cayenne S Hybrid, which features a highly-sophisticated parallel full hybrid drive system. With V8 power and fuel economy of a V6, the new 380bhp supercharged V6/electric motor hybrid averages 8.2 L/100 km. What makes the Cayenne S Hybrid unique is its ability...