The BMW B58 is a turbocharged straight-six engine, which began production in 2015. [1] The B58 replaced the N55 and was launched in the F30 340i. [2] The B58 is part of BMW's modular engine family, each engine using a displacement of 500 cc (30.5 cu in) per cylinder, following the B38 and B48 engine.
[3] The B58 engine was named to Ward's World's 10 Best Engines five times, in 2016 (installed. BMW's B58 turbocharged inline-six powers 41 models across BMW, Toyota, Morgan, and Ineos. A 2025 update adds more power, torque, and efficiency.
While the G60 5 Series might have debuted with a lot of noise made about the electric i5, it was also among the first few models from BMW to employ the B58B30M2 evolution of the B58 straight. BMW's engineers leveraged advanced technologies, including turbocharging and direct injection, to achieve these objectives. The B58 engine marks a pivotal advancement in BMW's engine design, building upon the success of its predecessors with the incorporation of cutting.
540i B58 Gen 3 Potential Reliability Issues? General BMW i5 and 5-Series (G60 / G61) Discussion. The BMW B58 engine powers many of the brand's high-performance sedans, coupes, SUVs and sports cars. Find out exactly which BMW models utilize this acclaimed 3.0L turbo inline.
Beginning with the 2023 G70 7-series, BMW released a new version of the 48V Mild Hybrid system. The same fundamental design was expanded for the G60 5-series, and 2025+ G20 3-series and G22/G26 4. BMW's B58 engine is known as one of the most reliable out there, but it isn't without its issues.
Here's what BMW owners have to say about it. The BMW 5 Series (G60) is an executive car manufactured and marketed by German luxury automaker BMW since 2023. The lineup consists of the G60 saloon, G61 estate (marketed as Touring), and the G68 long.
Discover the BMW B58 engine's specifications, reliability, and common problems to ensure optimal performance and longevity.