Description
The BMW E81 E87 LCI 123d N47S Turbocharger is a used, original diesel engine unit designed for demanding users who require stable boost parameters. This product comes from the BMW equipment line and is suitable for drivers who want to restore the proper operation of their vehicle’s turbocharging system.
Specifications and technical data
- SKU: 7804638
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7804638
- Substitutable numbers: 11657804638, 7804638, 11657804637, 7804637, 11657800607, 7800607
- Fuel type: Diesel
- Category: Turbos & Parts
BMW turbocharger specifications for the N47S engine
The turbocharger for the BMW E81/E87 LCI 123d N47S is designed specifically for the diesel engine. The turbocharger design in this model ensures adequate dynamics throughout the entire rev range, and a properly selected turbocharger is crucial for performance, refinement, and fuel consumption.
The original design guarantees proper fit to the exhaust manifold, intake system, and control system. This allows the engine to maintain its factory operating parameters without the need for hardware modifications.
Purpose and compatibility in the supercharging system
The turbocharger presented here is a component from the Turbochargers and Parts category, designed for installation in BMW vehicles with the N47S engine in the 123d version. Using the correct model in the supercharging system allows for:
- maintaining stable boost pressure over the full load range,
- proper cooperation with the engine control system,
- maintaining the appropriate torque characteristics typical of this drive unit.
Selecting a turbocharger that complies with the engine designation and manufacturer’s specifications minimizes the risk of installation problems and reduces the need for additional mechanical modifications.
Technical condition and benefits of choosing a used turbocharger
The turbocharger offered is in used condition, representing a reasonable compromise between purchase price and functionality. This type of solution is particularly attractive to users who:
- want to reduce the cost of repairing the supercharger system while maintaining the original BMW specifications,
- they are looking for an element with factory geometry and fit,
- plan to restore the standard engine operating parameters after a turbocharger failure.
Before installation, standard workshop inspection and preparation of the lubrication and intake system (oil and filter change, hose inspection) are recommended to ensure the longest possible and trouble-free operation.
Why is it worth choosing an original BMW turbocharger?
Choosing a genuine BMW turbocharger for your N47S engine ensures the integrity of the entire drivetrain. This component is designed for the specific model and engine control unit calibration, resulting in:
- correct response to gas and predictable vehicle behavior under various load conditions,
- appropriate cooperation with the injection system and exhaust emission control systems,
- stable operation under long-term load, typical of diesel units.
For users who plan further modifications or subtle tuning, the correct selection of a turbocharger is the basis for safely increasing engine performance.
Other BMW Turbochargers and Used Parts Knowledge
If you are looking for other turbochargers for BMW, check out our dedicated category where you will find a wide selection of models adapted to different series and engine versions: turbochargers for BMW .
Before purchasing aftermarket components, it’s worth understanding the most common pitfalls when selecting components for modifications and repairs. Practical tips on how to wisely choose used components and avoid common mistakes in tuning projects can be found in the article: Buying Used Car Parts – Common Mistakes When Choosing Tuning Parts .
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