2022 BMW Alpina B8 Gran Coupe spy shots: Alpina flagship on the way

German tuner Alpina has been spotted again testing a prototype for a new model based on BMW's 8-Series Gran Coupe. Alpina has been hinting that it might launch a model based on the 8-Series, and now it's clear one is coming. It will likely be called a B8 Gran Coupe, and it will essentially fill in for Alpina's previous B6 Gran Coupe based on the...