Alpina is celebrating its 50th anniversary by giving more power to its customers. It is building limited-edition versions of the B5 Bi-Turbo and B6 Bi-Turbo that can reach 204 miles per hour thanks to a 592-horsepower twin-turbo V8.
Despite being a well-respected outfit for decades, Alpina remains something of a mystery to many stateside BMW fans. In Europe, Alpina has established itself as a first-rate source for breathed-upon high-performance Bimmers, and it's looking to continue picking up traction on our shores. The US has received a handful of Alpina models through BMW factory channels, namely the 7-Series-based B7, and now we're getting another fast four-door with the debut of the BMW Alpina B6 xDrive Gran Coupe at to