BMW E93 LCI Turbocharger Turbo Charger 3.0 Diesel N57D30A Automatic 7799759

BMW E93 LCI Turbocharger Turbo Charger 3.0 Diesel N57D30A Automatic is a factory-made turbocharging system component designed for the facelift version of the diesel engine. The turbocharger works with the N57D30A unit and an automatic transmission, ensuring proper boost pressure and stable torque characteristics. This is a solution for users looking for a proven, original component with predictable operating parameters.

Specifications and technical data

• SKU: 7799759
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7799759
• Substitutable numbers: 11657799759, 7799759
• Fuel type: Diesel
• Gearbox type: Automatic
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and compatibility

The described turbocharger is dedicated to the BMW 3 Series E93 LCI body style, equipped with the N57D30A diesel engine and an automatic transmission. Using it in the drivetrain allows for maintaining the factory acceleration characteristics, engine refinement, and compatibility with factory engine control unit maps. Thanks to this, after replacement, you can expect predictable vehicle behavior without the need for software modifications or additional adaptations beyond the standard service procedure.

Turbocharger operating characteristics

The turbocharger from this series has been designed for effective cooperation with a diesel engine, where high torque at low RPM and stable boost pressure across the entire operating range are essential. The design of the turbocharging system in this BMW model enables:

• efficient boost pressure build-up at low engine speeds,
• maintaining proper dynamics in the mid-RPM range,
• maintaining a balance between performance and fuel consumption,
• cooperation with the automatic transmission without jerking or response delays. A properly selected turbocharger is crucial for the correct operation of the exhaust gas recirculation system, emission control systems, and gear shifting strategies in the automatic transmission. The correct choice of component allows for reducing the risk of engine control unit errors and improper drive operation.

Benefits of using an original turbocharger

Using an element from the Turbochargers and parts group with parameters consistent with factory specifications provides a number of practical benefits. Among the most important are:

• maintaining factory power and torque characteristics,
• proper cooperation with the diesel engine fuel injection system,
• compatibility with factory engine and automatic transmission control unit software,
• reduced risk of adaptation problems and the need for additional modifications. For users who want to consciously select OEM components based on manufacturer markings, an article describing the selection of used parts based on factory markings may be helpful – a detailed discussion can be found in the material Audi five-cylinder engine – a legend from Quattro to RS3 and how to take care of it with original Audi parts, where practical rules for identifying elements by manufacturer markings are presented.

Component condition and installation recommendations

The offered turbocharger is an aftermarket component, which allows for optimizing repair costs while maintaining the factory design. Before installation, a standard service procedure is recommended, including checking the lubrication system, oil and intake lines, as well as verifying the tightness of the exhaust system. Proper preparation of the installation has a direct impact on the durability of the turbocharger and the stability of engine operating parameters. To maximize the potential of a used component, it is worth reading practical tips on operation and maintenance – you will find them in the guide How to extend the life of used car parts?, which describes, among other things, the rules for handling dismantled parts and the impact of oil quality and service intervals on component durability.

Expanding the turbocharging system in BMW

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements 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.