What Engine Does a 2018 BMW 340i Have? Specifics and Performance

The 2018 BMW 340i combines precision engineering with dynamic performance, powered by a refined inline-six engine that balances efficiency and exhilarating drive quality.

The 2018 BMW 340i is equipped with a 3.0-liter inline-six cylinder engine (B58 engine family), delivering 382 horsepower and 394 lb-ft of torque. This powerful yet responsive powertrain supports smooth acceleration and efficient highway cruising, embodying BMW’s signature driving dynamics in a compact luxury sedan.

Powered by a high-revving, naturally aspirated B58 inline-six, this engine offers linear power delivery with a redline exceeding 6,000 rpm. BMW tuned the engine to deliver robust low-end torque and responsive mid-range power, optimized for both daily commuting and spirited driving experiences.

Mounted longitudinally in the front-engine, front-wheel-drive layout, the B58 engine pairs seamlessly with BMW’s 8-speed automatic transmission. This setup ensures efficient power transfer, responsive shifts, and balanced weight distribution for enhanced handling.

The 2018 BMW 340i’s B58 3.0-liter inline-six engine delivers a compelling blend of performance, refinement, and efficiency. Whether navigating city streets or cruising on open roads, this engine defines the 340i’s reputation as a benchmark in the luxury compact sedan segment. Ready to experience the drive? Explore more about the 340i’s handling and specs today.

Comprehensive technical specifications and detailed documentation for the 3.0L inline-6 turbocharged engine (B58) used in the 2012-2018 BMW 340I. Includes engine performance data, torque curves, fuel system details, cooling system specifications, and maintenance guidelines. Detailed specs and features for the Used 2018 BMW 3 Series 340i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

Explore the 2018 BMW 340i engine specs, oil requirements, and service intervals for optimal performance and maintenance. Hidden engine problems and reliability issues most buyers discover too late. Under the hood, the 2018 340i has a 3.0L BMW TwinPower Turbo inline 6.

The BMW 340i from 2018 has twin turbos. A 3.0. Discover the 2018 BMW 340i review, covering reliability, performance ratings, and comparisons with competitors in its class.

View detailed specs, features and options for the 2018 BMW 3-Series 340i xDrive Sedan at U.S. News & World Report. What makes the BMW 340i's engine stand out? Its turbocharged inline-6 design, twin-scroll turbocharger, and smooth power delivery make it one of the most refined and performance-oriented engines in its class, delivering both excitement and reliability.

View complete technical specifications for 2018 BMW 340i. Includes performance data, fuel economy, dimensions, engine details, and more. See detailed specs, features, packages and dimensions by trim level for the 2018 BMW 340.