this is another car which exposed in 2009 Geneva motor show. BMW Alpina B7 is a bi-turbo version and it's a developed version of BMW M7 car. B7 has very powerful twin-turbo 4.4 liter V8 engine which supports 507hp power. it can reach 60mp/h within 4.7 seconds. even this is a high performance car, BMW Alpina B7 has many luxury features. leather seats, 10 speakers audio system and so many...