BMW 550i B58: Performance Meets Luxury in Engineered Excellence

The BMW 550i B58 stands as a benchmark in the executive luxury sedan segment, combining effortless power with refined handling. Powered by a turbocharged inline-six engine, this variant delivers responsive acceleration and smooth cruising, placing it firmly among the elite in its class. Beyond performance, the 550i B58 excels in interior quality—featuring handcrafted materials, intuitive digital interfaces, and advanced driver assistance systems that elevate every journey. Designed for both driver engagement and passenger comfort, its refined chassis tuning ensures a balanced ride whether navigating city streets or open highways. With cutting-edge technology and timeless style, the BMW 550i B58 redefines what luxury performance means today. For those seeking a car that marries precision, prestige, and power, the B58 is not just a choice—it’s a statement of excellence.

The BMW 550i B58 represents the pinnacle of modern luxury performance. If you demand precision engineering, refined comfort, and a driving experience built to impress, this model delivers unmatched value. Discover the difference today—where power meets sophistication in every drive.

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 X3 and X4 - These capable luxury crossovers are energized by the B58's ample power. M50 xDrive models from the new BMW X3 family feature this powerful inline-six engine that churns out 393 horsepower.

The new BMW X4 delivers 382 horsepower. BMW X5 - BMW's mid. 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. BMW's B58 turbocharged inline-six powers 41 models across BMW, Toyota, Morgan, and Ineos. A 2025 update adds more power, torque, and efficiency.

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 B58 engine is featured in various BMW models, including the M340i and 340i from the 3 Series, certain variants of the 5 Series and 7 Series, X Series SUVs like the X3 M40i, X5, X6, and X7, as well as the Z4 Roadster and some 8 Series models. Explore the BMW B58 straight-six engine's reliability, performance variants like the S58, and its future outlook amidst evolving emissions laws. Explore the BMW B58 engine's specs, configuration, oil requirements, and maintenance intervals for optimal performance and care.

The BMW B58 engine has earned a stellar reputation among automotive enthusiasts and industry professionals alike for its remarkable combination of performance, efficiency, and reliability. Launched in 2015 as part of BMW's modular engine family, the B58 is a 3.0-liter, inline. Discover the BMW B58 engine's specifications, reliability, and common problems to ensure optimal performance and longevity.