BMW's factory output figures tell one story. The tuning community tells another. This list is not ranked by horsepower at the showroom. It is ranked by what builders and tuners have been able to ...

Full breakdown of a turbocharged BMW E30 318i build with M40 setup and performance upgrades. A detailed look into classic BMW ...

The once controversial BMW F80 M3 has aged into a strong modern performance bargain, now competing in price with loaded ...

BMW built its reputation on engines long before screens, drive modes, and performance software became part of the conversation. The brand's best cars were often defined by what lived under the hood: ...

These engines may have been around a while, but their reputation makes them tried-and-true favorites among tuners.

BMW's B58 engine was introduced a little less than a decade ago, in 2015, as a replacement for the BMW N55, but it's already secured influence and reputation to the extent that it's now widely ...