BMW X5 E70 X6 E71 Turbocharger Complete Turbo 3.0d 30dX Diesel M57N2 7796313

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X5 E70 X6 E71 Turbocharger Complete Turbo 3.0d 30dX Diesel M57N2 is an original component from the Turbochargers and parts group, designed for BMW diesel engines of the M57N2 family. A used turbocharger of this type allows for the restoration of proper boost, stable power, and the correct torque characteristics in 3.0d and 30d xDrive units.

Specifications and technical data

• SKU: 7796314-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7796314
• Substitutable numbers: 7796314, 11657796314, 7796313, 6NW009228
• Fuel type: Diesel
• Category: Turbos & Parts

Application and compatibility

The presented turbocharger is intended for BMW X5 E70 and BMW X6 E71 models with the M57N2 diesel engine in 3.0d and 30dX versions. The design, based on the factory BMW project, ensures proper fitment to the exhaust, intake, and lubrication systems in these power units, which facilitates installation and reduces the need for modifications.

By maintaining the original geometry and operating parameters, the turbocharger works seamlessly with the factory engine management system, preserving appropriate dynamics at low and medium RPMs as well as correct load response in both comfort and dynamic modes.

Construction and operating characteristics

The turbocharger in the M57N2 engine is responsible for compressing the air drawn into the cylinders, which allows for high efficiency of the diesel unit. The applied design ensures:

• stable boost pressure across the full operating RPM range,
• smooth power delivery without sudden spikes,
• effective cooperation with the diesel injection system.

A properly selected turbocharger is crucial for maintaining correct combustion, reducing smoke, and preserving factory performance. In the case of 3.0d and 30dX units, this translates into significantly better flexibility when overtaking and stable acceleration across the entire speed range.

Benefits of using a used OEM turbocharger

Choosing a used OEM turbocharger for the BMW X5 E70 and X6 E71 is a solution that allows you to combine cost control with the preservation of factory specifications. The main advantages of this solution include:

• Original BMW design – maintaining proper fitment to the exhaust manifold, oil lines, intake hoses, and factory equipment.
• Consistency with engine control unit software – no need to modify injection maps or boost pressure with a standard configuration.
• Possibility of economical repair – especially in the event of a turbocharger system failure, where replacing it with a new unit is costly.

For users considering performance modifications or building a project based on aftermarket components, a guide on safe tuning using used parts may be useful – you can find it in the article Tuning with used parts – how to gain performance without breaking the bank.

Operation in the M57N2 diesel engine

M57N2 diesel engines in 3.0d and 30dX versions are known for their high durability, provided the turbocharging system is kept in good condition. A functional turbocharger affects:

• proper cylinder air filling,
• maintaining the appropriate level of combustion and engine refinement,
• reducing excessive thermal load on the power unit.

During installation, it is recommended to check the lubrication system, oil lines, and intake tightness to fully utilize the potential of the installed turbocharger and minimize the risk of recurring failure.

Engine zone and selection of other components

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 turbochargers, boost hoses, or boost control elements, check the available parts in the BMW Turbochargers and parts category.

For drivers interested in combining performance improvements with reducing environmental impact, interesting supplementary knowledge can be found in the material on using recycled components in modifications – more information can be found in the article Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts.

Summary

BMW X5 E70 X6 E71 Turbocharger Complete Turbo 3.0d 30dX Diesel M57N2 is a functional solution for users who want to restore proper boost in their diesel engine while maintaining the factory operating characteristics of the M57N2 unit. A used OEM component allows for a technically correct repair of the turbocharging system, maintaining proper performance and driving comfort, while simultaneously optimizing service costs.