BMW’s ‘B58’ engine is a 3.0-litre turbocharged straight-six with lots of potential, and Manhart’s latest upgrade for the G42 series M240i looks to exploit just that with a significant ...
An entry-level 220i with a few options added is the best choice for most buyers, but the range-topping M240i is hard to resist if performance is a priority. The M240i is considered a model in its ...