Does the 2020 BMW 540i Include the B58 Engine? Full Technical Insight

The 2020 BMW 540i sparked interest among enthusiasts due to its powerful B58 twin-turbo inline-six, but questions remain about whether this specific engine variant is part of the model’s powertrain lineup.

The 2020 BMW 540i is equipped with the B58 engine, a 3.0-liter inline-six producing 523 horsepower in the M50i variant, though not all 540i trims include it. While the base B58 powers the M50i, higher-performance 540i models often pair the B58 with advanced turbocharging and hybrid-ready architecture for enhanced efficiency and driveability.

The B58 engine in the 2020 540i delivers a balance of power and refinement, with a rev-happy nature suited for dynamic driving. Though the B58 is central to the 540i’s performance, BMW’s mix of trims means some editions may opt for alternative powertrains or mild hybrid systems, differing from the high-revving B58 standard.

Owners report that the B58 engine in the 540i delivers crisp throttle response and smooth high-RPM operation, aligning with BMW’s signature driving dynamics. However, the experience varies by trim—M50i models emphasize sportier engagement, while others prioritize comfort without sacrificing performance.

While the 2020 BMW 540i does include the B58 engine in select trims, its availability depends on the specific model configuration. For those prioritizing pure driving pleasure and high-performance engineering, the B58 stands as a key highlight—making this model a compelling choice for enthusiasts seeking both power and refinement.

BMW introduced the B-series of modular engines in 2016. But there was a major update done in 2018 and then another for 2020. The B46 4-cylinder is pretty simple with only minor updates.

But the B58 6-cylinder had updates that were phased in over multiple versions. B58A being the original. B58C having some major changes (but only used on a few.

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. Updated 3.0 liter B58 engine from BMW to power new 540i, 740i, and other vehicles with about 370 horsepower A new version of BMW's well-known B58 engine, which will power a number of sub-M performance cars, is currently being prepared. Not BMW directly, but these guys did a full tear down of a B58 from the new Supra.

It's a great bit of insight as to how this engine is constructed. Appreciate 1 G80CDC 437.00 Tweet Quote 11-20-2019, 05:11 PM # 2 DBO First Lieutenant 182 Rep 326 Posts Drives: G30 540i SDrive (MPPSK+Mods) Join Date: Dec 2017 Location: Brisvegas AU iTrader: (0). Explore the impressive lineup of vehicles powered by BMW's advanced B58 engine, known for its remarkable performance and efficiency.

From the agile BMW M340i to the striking Toyota Supra, experience the perfect blend of exhilarating speed, precision handling, and superior comfort. 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.

The B58 engine offers spirited touring capability for driving to and from Cape Coral. BMW vehicles with the B58 powertrain, such as the BMW X5, the BMW 3 Series, and the BMW X7, provides an optimal balance of power, responsiveness, and everyday drivability. The B58 engine is a powerful 3.0-liter turbocharged inline-six that's found in numerous BMW models from 2016 to present.

You can spot it in the BMW 340i/M340i, Z4 M40i, X3 M40i, X4 M40i, 540i, 640i GT, 740i, 840i, and even the Toyota Supra (co-developed with BMW). This engine is known for its smooth performance and quick acceleration. BMW's Updated 3.0-Liter B58 Engine With Around 370 HP To Power New 540i, 740i And Others.

BMW is readying an upgraded variant of its popular B58 engine that will power a number of sub. BMW G30 540i b58-Owners Experience, Problems, tune. bmw 540i g30 bmw b58 Jump to Latest 13K views 47 replies 10 participants last post by Mrandolini93 Nov 11, 2025.