A tuned BMW M3 Touring and a tuned M5 go head-to-head in a series of races, proving that family cars can still pack a serious ...

Interestingly, the much-rumored high-performance model will probably not be badged as an M5 variant. Instead, it will likely adopt a nomenclature similar to that of the 1 Series M Coupe.Further ...

And second, Steve and the gang haven't just created a tuned M5, they've built a better one. Of course, all of this comes at a cost – $13,487 on top of the $93,600 M5 donor car. But consider this ...