The 3.0 liter turbocharged inline-six found in BMW’s B58 engine was voted the best engine by Ward’s in 2016. In the history of the Wards ten Best Engines list, BMW has established a new record with 32 awards won since the list’s inception in 1995. The latest B58 3.0 liter inline-six turbo engine is the most recent powerplant to be recognized with the coveted accolade.