The BMW Alpina B5 Bi-Turbo is not actually a BMW. Not according to the German Federal Motor Transport Authority, at least. Nope, the modifications applied by tuning house Alpina to the 5 Series are ...

And, as I'll show you, even at this price it's a bargain. The BMW Alpina B5 Bi-Turbo is not actually a BMW. Not according to the German Federal Motor Transport Authority, at least. Nope, the ...