2023 BMW Alpina B3 Touring spy shots

BMW is close to revealing its first M3 Touring, but semi-official BMW tuner Alpina has been offering its own high-performance wagon based on the 3-Series Touring for a number of years. It’s called the B3 Touring, and a prototype for an updated version has just been spotted. The arrival of the updated B3 Touring (and B3 sedan) should coincide with…