The BMW G20 330d G30 530d X3 G01 30dX B57 Injector System Kit is a complete system from the injector nozzles category, designed for BMW diesel engines from the B57 family. The kit is suitable for demanding users who expect stable engine operation, correct fuel dosage, and predictable diesel performance parameters.
Specifications and technical data
- SKU: 8571565-1
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 8571565
- Substitutable numbers: 8571565, 13538571565, 8571569, 0445216051, 0 445 216 051, 0281006394, 0 281 006 394, 8571555, 0445010841, 0 445 010 841, 8571673, 13538571673, 0445118023, 0 445 118 023, 13538571669, 8571669, 8598175, 13538598175
- Fuel type: Diesel
- Category: Fuel Injectors
Purpose and Compatibility with B57 Engine
The presented injector system for BMW with B57 engine has been designed for BMW 3 Series G20 330d, 5 Series G30 530d, and BMW X3 G01 30dX models with a diesel engine. The kit's construction is adapted to the specifics of modern diesel engines, where precise fuel metering, high operational smoothness, and reduced exhaust emissions are crucial.
The system is based on direct injection technology for diesel fuel, which allows for achieving the correct rail pressure and precise dose control across the entire load range. This ensures the engine maintains proper dynamics, and the response to the accelerator pedal remains consistent with the manufacturer's factory specifications.
Technical Characteristics of the Injector System
The kit includes components responsible for delivering fuel to the combustion chamber in the B57 engine, while maintaining the parameters required by BMW. In practice, this means:
- stable injection pressure across a wide RPM range, contributing to smooth engine operation,
- precise fuel atomization in the combustion chamber, promoting efficient mixture combustion,
- maintenance of factory power and torque characteristics with properly functioning engine accessories,
- compatibility with the control electronics used in modern BMW B57 units.
The injector system in a diesel engine is one of the most heavily loaded accessory components. The correct selection of components directly impacts operational smoothness, fuel consumption, and noise and vibration levels. Using an original BMW solution ensures consistency with the engine control unit's factory calibration.
Condition, Origin, and Benefits of Using a Used Kit
The offered BMW injector kit is a used part from a dismantled vehicle. Such OEM components are often chosen by users seeking a reasonable compromise between repair cost and maintaining the vehicle's original technical specifications. Compared to low-cost aftermarket alternatives, components from the original BMW system usually work better with the existing fuel system and engine control.
The main benefits of using a used OEM injector system include:
- maintaining factory fitment for a specific B57 engine generation,
- consistency with the original control unit software, without the need for non-standard modifications,
- optimal cost-to-quality ratio compared to new OEM parts,
- the ability to restore proper engine operation in case of fuel delivery issues.
Operation, Diagnostics, and Prevention
The injector system in a diesel engine requires regular monitoring of operating parameters, fuel quality, and system tightness. Symptoms such as rough idling, power loss, smoking, or increased fuel consumption may indicate the need to verify the condition of the injectors and other system components. In such cases, it is advisable to seek expert advice and computer diagnostics to avoid secondary engine damage.
If you want to better understand how to identify diesel injection problems, the article: Diesel Injector Faults – How to Recognize Them and What Neglecting Them Entails will be helpful. You will find a discussion of typical symptoms, possible consequences of neglect, and basic diagnostic methods.
When choosing used parts for the fuel system, it is also worth familiarizing yourself with a comparison of new and used OEM components. A detailed breakdown of the advantages and limitations of both solutions can be found in the material: New or Used? A Comparison of Car Part Costs and Quality, which helps tailor the repair strategy to the user's budget and expectations.
Alternative BMW Injector Nozzles and System Expansion
If you are also looking for other components from the same group, such as additional injectors for other engine versions or models, check the available BMW injector nozzles in our assortment. Go to the category: BMW injector nozzles to select components tailored to your specific vehicle model and configuration.
A properly selected and functional injector system in a BMW B57 diesel engine is key to maintaining stable operating parameters, predictable fuel consumption, and correct interaction with exhaust aftertreatment systems. By choosing the BMW G20 330d G30 530d X3 G01 30dX B57 Injector System Kit, you are investing in a solution consistent with the manufacturer's original concept, which facilitates servicing and reduces the risk of future operational problems.
