BMW 340i Engine Specs and Performance Overview
Powering a blend of refined driving dynamics and efficient performance, the BMW 340i is driven by a potent inline-six engine that delivers both responsiveness and refinement, making it a standout in its class.
The Inline-Six Engine Behind the BMW 340i
The BMW 340i is powered by a naturally aspirated 3.0-liter inline-six cylinder engine, known for its smooth power delivery, precise throttle response, and balanced performance. Delivering 382 horsepower and 391 lb-ft of torque, this engine combines efficiency with the character of a premium German build, offering seamless acceleration and refined low-end torque ideal for both city commuting and spirited driving on highways.
Engineering Excellence and Driving Experience
Designed with advanced electronics and a lightweight construction, the inline-six in the 340i ensures exceptional drivability, enhanced fuel economy, and reduced engine noise. Its integration into the vehicle’s chassis delivers a balanced weight distribution and responsive handling, enhancing the overall driving experience with confidence and control.
Real-World Performance and Reliability
In daily use, the 340i’s engine excels with smooth, linear power delivery across all RPM ranges, while its low emissions and refined idle contribute to long-term reliability. Whether navigating city streets or cruising on open roads, the BMW 340i’s engine delivers both performance and practicality, cementing its reputation as a benchmark in compact executive sedans.
The BMW 340i’s 3.0-liter inline-six engine stands as a masterclass in modern engineering, offering power, efficiency, and refinement. For drivers seeking a dynamic yet practical vehicle, this engine delivers a compelling blend of performance and comfort. Experience the fusion of precision and prestige—test drive your BMW 340i 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. 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.
In 2015, the BMWB58 turbocharged straight-six engine went into production. The N55 was replaced by the B58, which debuted with the F30 340i. Following the B38 and B48 engines, the B58 is a member of BMW's new modular engine family, which includes engines with 500 cc (30.5 cu in) of displacement per cylinder.
Discover the impressive engine specs, configuration, and maintenance requirements of the BMW 340i for optimal performance and longevity. Learn about the BMW M340i engine specs, reliability, performance, and common concerns. Understand how the B58 inline.
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. 2016 BMW 3 Series 340i are arriving at US dealerships now. One of the, if not the biggest change of the 2016 LCI is the replacement of the venerable N55 engine.
The N55 has been the heart of the 335i 3 Series from 2009 on. Despite being long in the tooth the engine is much loved and relatively rock solid, the new B58 engine has big shoes to fill. The 2025 BMW 3-series remains the sports-sedan standard, combining an athletic chassis and a luxurious cabin with a pair of powerful powertrains.
The BMW F30 3 Series Sedan LCI 340i has a Inline 6, Petrol engine with 2998 cm 3 / 182.9 cu-in capacity. How many horsepower (hp) does a 2015 BMW F30 3 Series Sedan LCI 340i have? 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.