Description
BMW G01 G02 30dX M40dX B57 Diesel Fuel Feed Pipes Engine Injector Line is an original fuel supply system component designed for modern BMW B57 series diesel engines. The precisely selected geometry of the pipe ensures stable fuel delivery in 30d and M40d engines, supporting their efficient and smooth operation. This is a solution for users who expect factory fitment, operational reliability, and compliance with Diesel system requirements.
Specifications and technical data
- SKU: 8571677
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 8571677
- Substitutable numbers: 8571677, 13538571677
- Fuel type: Diesel
- Category: Fuel Filters
Purpose and role in the fuel system
The fuel pipe in a diesel engine is responsible for the safe and controlled delivery of diesel fuel between the components of the supply system. In B57 units installed in the BMW G01 and G02, this is of particular importance due to high operating pressures and requirements regarding the stability of operating parameters.
Using a pipe that complies with factory specifications allows for maintaining:
- correct fuel pressure across the entire engine load range,
- repeatable injection doses, which translates into the engine’s refinement,
- reduced risk of leaks and power drops resulting from fuel system issues.
Benefits of using an original fuel pipe
In modern Diesel engines, the precision of the fuel pipe’s construction has a direct impact on the durability of the injectors, the high-pressure pump, and the entire supply system. Using a component from the same design line as other system parts ensures:
- compatibility with the injection system of B57 engines used in 30d and M40d versions,
- adequate resistance to operating pressures typical for modern diesel units,
- stable fuel flow parameters, which helps maintain factory performance.
This solution is particularly recommended for repairs where it is crucial to maintain the original engine operating characteristics and reduce the risk of starting problems, smoke, or power loss.
Product characteristics and condition
The offered fuel pipe comes from the BMW group and is a supply system component intended for diesel-powered engines. The product is in used condition, meaning it has been previously operated but is still suitable for further use after proper installation verification. This type of part is an attractive solution for users who want to optimize repair costs while maintaining the original technical specifications.
The pipe is designed for operation in Diesel systems, so its construction and materials used are adapted to the properties of diesel fuel and the typical thermal and pressure conditions in modern BMW diesel units.
Selection, installation, and diagnostics of the fuel system
When selecting a fuel pipe for the BMW G01 and G02 with B57 engines, it is worth paying attention to compatibility with the specific engine version (30d, M40d) and the fuel system configuration. A properly matched pipe facilitates installation, minimizes stress on connections, and reduces the risk of leaks during operation.
To better understand the relationships between the fuel pipe, injectors, pump, and fuel tank, and to learn practical tips on diagnostics and operation, it is worth checking out our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article helps organize knowledge regarding the selection of components based on manufacturer identifiers and symptoms of typical faults.
Related items from the same group
If you are planning a comprehensive repair or upgrade of the fuel supply area in your BMW and need other components from the same group, such as housings, cartridges, or integrated filter modules, check out the available parts in the BMW Fuel Filters category.
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