Gen 1 BMW B58 Engine: Power, Performance, and Precision Performance in the 1 Series

The Gen 1 BMW B58 engine powers the latest generation of the 1 Series with a blend of performance, efficiency, and cutting-edge technology, setting a new benchmark for compact luxury sedans.

The Gen 1 BMW B58 is a turbocharged inline-six cylinder engine designed for refined power delivery and reliability. Offering up to 335 horsepower in base configurations and peak output near 380 hp in higher trims, it delivers responsive acceleration and smooth cruising. Built with precision tuning, the B58 balances performance with low emissions, making it ideal for urban driving and dynamic highway experiences.

With a 3.0-liter displacement and dual variable turbocharging, the B58 delivers impressive torque curves and drivability across the 1 Series lineup. Its integration with adaptive suspension and sport-tuned steering enhances handling, delivering a balanced mix of comfort and agility. Whether navigating city streets or enjoying a leisurely drive, the B58 ensures a refined yet engaging driving experience.

The Gen 1 B58 is engineered for optimal fuel efficiency, achieving up to 28 city/36 highway MPG in combined cycles. Its advanced combustion technology, combined with BMW’s intelligent energy management, ensures minimal fuel consumption without sacrificing power. Paired with available hybrid-ready components, the B58 offers a forward-thinking powertrain suited for evolving mobility expectations.

The Gen 1 BMW B58 stands as a testament to BMW’s commitment to performance and innovation. With its potent engine, refined dynamics, and forward-looking design, it redefines what a compact luxury sedan can achieve. Discover how the B58 elevates the 1 Series—experience the future of driving today.

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. Discover the full differences between BMW's B58 Gen 1 and Gen 2 engines. Learn about performance, design changes, tuning potential, and why Gen 2 is a game.

Comparing The Gen 1 BMW B58 and the updated BMW B58TU2 The BMW B58TU2 represents a further refinement of the already updated B58TU (Technical Update 1) engine, providing additional enhancements for performance, efficiency, and compliance with stricter emissions standards. BMW's B58 turbocharged inline-six powers 41 models across BMW, Toyota, Morgan, and Ineos. A 2025 update adds more power, torque, and efficiency.

The evolution from B58 Gen 1 → TU → TU2 reflects BMW's commitment to refining its most important performance engine of the last decade. Unlike most modern turbo engines that prioritize efficiency at the expense of tuneability, the B58 continues to support high-output, enthusiast. Why BMW's B58 Is a True Successor to the Toyota 2JZ We dug through BMW technical manuals and talked to Stephan Papadakis about what makes this 3.0-liter, single.

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 genesis of the B58 engine was driven by BMW's ambition to forge high-performance, efficient powertrains. The engine's design philosophy aimed to harmonize power, torque, and fuel efficiency.

BMW's engineers leveraged advanced technologies, including turbocharging and direct injection, to achieve these objectives. 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 BMW B58 engine is a turbo 3.0L inline-6 that was first introduced to BMW models in 2016. It manages a respectable 322-382hp and 332-369 lb-ft from the factory. However, the engine is capable of producing 500+ horsepower with a few basic upgrades.

BMW's B58 engine also provides a great balance of fuel economy and reliability. There's a reason Toyota opted to use the B58 3.0 turbo in.