BMW E90 E91 E92 E93 325d 330d M57N2 Turbocharger Turbo Charger 758352-9026S

BMW E90 E91 E92 E93 325d 330d M57N2 Turbocharger is an item from the Turbochargers and parts category, designed for BMW diesel engines from the M57N2 family. This used OEM turbocharger is a solution for users who expect factory-fitment, stable boost parameters, and reasonable powertrain repair costs.

Specifications and technical data

• SKU: 7796312-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7796312
• Substitutable numbers: 11657796312, 7796312
• Fuel type: Diesel
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and compatibility

The presented turbocharger is dedicated to BMW 3 Series models of the E90, E91, E92, and E93 generations in 325d and 330d versions with the M57N2 engine powered by diesel fuel. The use of an original design ensures proper compatibility with the factory engine management system, fuel injection system, and exhaust system, which translates into predictable performance and stable torque characteristics.

Technical characteristics and role in the powertrain

As a component responsible for compressing intake air, the turbocharger in the M57N2 engine directly affects combustion efficiency, acceleration dynamics, and the refinement of the power unit. A properly selected rotor and housing geometry allows for maintaining a favorable balance between flexibility at low RPM and efficiency under higher loads, which is particularly important in more powerful diesel BMW variants. Choosing a used OEM turbocharger from this series is a solution that allows you to maintain the factory characteristics of the engine without the need for modifications to the controller software or auxiliary equipment. For users who value the original vehicle specification, this is a practical and technically consistent service option.

Condition, origin, and advantages of using OEM parts

The offered turbocharger is a used item, which allows for a significant reduction in repair costs compared to purchasing a new component, while maintaining the original BMW design. The part comes from dismantling, ensuring compatibility with factory solutions regarding mounts, oil connections, cooling, and integration with the intake system. The main benefits of using an original turbocharger in the M57N2 engine include:

• factory fitment to the power unit and auxiliary equipment,
• preservation of standard engine operating parameters,
• no need to adapt non-standard mounting solutions,
• the possibility of economical turbo system repair while maintaining high functionality.

Application in service practice

Replacing the turbocharger in a BMW M57N2 diesel engine is a key step when experiencing symptoms such as power loss, smoke, or incorrect boost pressure build-up. Using a used OEM component allows for reduced vehicle downtime and lower costs, while maintaining consistency with the factory specification. This solution is particularly attractive for workshops specializing in the BMW brand and for users who plan to continue operating the car without interfering with standard engine settings. If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other items from the same group, such as additional turbochargers, boost control elements, or intake system components, check the available parts in the BMW Turbochargers and parts category.

Technical support and cost optimization

When planning powertrain repairs, it is worth paying attention to the cost-to-durability ratio and the selection of parts in accordance with the manufacturer's recommendations. For other brands, a good reference point for optimizing expenses can be an article describing an economical approach to servicing – you will find detailed tips in the material on economical Ford operation and savings on mechanical and bodywork repairs, which shows how to plan repairs using OEM parts.

Summary

BMW E90 E91 E92 E93 325d 330d M57N2 Turbocharger is a practical solution for users of BMW diesel engines who want to restore the proper operation of the turbo system while maintaining the factory characteristics of the power unit. A used part from the Turbochargers and parts group allows you to combine technical correctness with a reasonable service budget, making it an attractive option for both workshops and individual customers.