BMW E90 E91 E92 335d Complete Engine M57N2 306D5 286HP with 62k miles, WARRANTY

Description

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

BMW E90 E91 E92 335d Complete Engine M57N2 306D5 286HP with 62k miles, WARRANTY is an advanced diesel unit designed for drivers who expect a powerful, flexible powertrain and a solid foundation for further operation. This six-cylinder diesel is an attractive solution for replacing a damaged engine or for a powertrain upgrade project in the BMW 3 Series. By maintaining consistency with the vehicle’s factory architecture, it ensures high installation compatibility and predictable behavior in everyday driving.

Specifications and technical data

• SKU: 0441344-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0441344
• Substitutable numbers: 11000441344, 0441344, 11000415726, 0415726, 11000441345, 0441345, 11000415727, 0415727
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Mileage: 62 000

Technical characteristics of the M57N2 306D5 unit

The engine offered belongs to the family of BMW M57N2 diesel units used in the 335d models of the E90, E91, and E92 generations. It is an inline, six-cylinder diesel engine, known for its good balance between performance and fuel consumption. The design, based on the proven M57 architecture, ensures stable operation, high refinement, and an adequate torque reserve, which translates into dynamic acceleration across the entire rev range.

The unit has been designed to work with the auxiliary and control systems typical of the 3 Series E9x, which facilitates integration with the vehicle’s factory installation. The use of high-pressure diesel injection technology promotes precise fuel metering, and thus efficient throttle response and effective power utilization.

Application in BMW 3 Series E90, E91, E92

The engine is intended for BMW 335d models of the E90 (sedan), E91 (touring), and E92 (coupe) generations, where it serves as the main powertrain with a distinctly sporty character. Thanks to its factory power output of 286 HP (declared for this version), it provides a solid base for both daily driving and a more dynamic driving style.

Replacing the engine with this unit allows for restoring the vehicle’s full powertrain efficiency after a major failure of the previous engine or carrying out a powertrain upgrade project within the same generation. Maintaining the original BMW design concept facilitates compatibility with the stock transmission, cooling system, and vehicle electronics.

Condition, mileage, and benefits of choosing a used engine

The engine offered comes from the secondary market and is sold as a used powertrain unit. The declared mileage of approximately 100,000 km (62,000 miles) indicates a moderate level of wear compared to many other used engines of this generation. For the user, this means potentially longer remaining service life, provided that proper maintenance is followed after installation.

Choosing a complete, used BMW engine from this series is a solution that, in many cases, allows for a significant reduction in repair costs compared to purchasing a new unit, while maintaining the manufacturer’s original specifications. An additional advantage is the inclusion of a seller’s warranty, which increases purchase security and limits the risk for the buyer.

Why it is worth choosing this BMW 335d engine

The M57N2 306D5 unit in the 286 HP version is valued in the BMW community for its good mechanical durability, flexibility, and the ability to drive comfortably over long distances. The six-cylinder layout ensures smooth operation, and the diesel characteristics favor low RPMs at highway speeds, which translates into acoustic comfort and economy.

For workshops and individual users, it is also important that this is an original BMW engine, not a replacement of unknown origin. This facilitates the selection of accessories, service parts, and diagnostics based on factory procedures. Combined with the warranty, this represents a reasonable compromise between cost and the security of the investment in the vehicle’s powertrain.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as blocks, cylinder heads, or complete powertrain units, check out the available parts in the BMW Engines category.

To better assess which powertrain units in the E90 series are the most problematic and what to look for when buying a used engine, it is worth reading the guide: Troublesome BMW E90 engines: check what can ruin your budget!

If you are considering a wider replacement of components in your car and want to consciously choose proven elements from the secondary market, our guide to popular used parts may also be helpful: The best used car parts – a guide to the most frequently chosen original parts.