New Alpina B5 Bi Turbo Based on 2011 5 Series Coming to Goodwood

Independent BMW customizer Alpina has published the first official sketch of its upcoming B5 Bi-Turbo ahead of the sports saloon world premiere at next months Goodwood Festival of Speed event in the UK.

As the cars name suggests, the B5 Bi-Turbo is based on the new 2011 BMW 5-Series sedan. So far, Alpina is keeping a tight lid on details about the car, but if the companys previous and current models are anything to go by, then the B5 Bi-Turbo could be all the M5 youll ever want.