BMW 1 3 5 Series E60 E61 E81 E87 LCI E90 E90N Pressure Hose Assy Pipe Petrol N43

BMW E90 E91 Fuel Injector Line Petrol is an original part of the fuel system, designed for BMW 3 Series gasoline engines. The precisely manufactured injector line ensures stable fuel delivery and proper rail pressure, which translates to smooth engine operation. This is a practical solution for users who want to restore the correct operation of the injection system while maintaining factory standards.

Specifications and technical data

• SKU: 4561983
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 13534561983
• Substitutable numbers: N43 B16A, E90N E91 E91N E92 E92N E93 E93N, 13534561983, 4561983, 13537562477, 7562477
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The fuel injector line in a gasoline engine is responsible for the safe and leak-free delivery of fuel to the injectors. For BMW units, especially in the 3 Series, the proper condition of this component is crucial for:

• maintaining stable fuel pressure in the injector rail,
• ensuring even fuel delivery to the cylinders,
• reducing the risk of leaks and power loss,
• preserving the smooth operation of the gasoline engine.

By using an original line from the Hoses, Tubes, and Lines category, it is possible to recreate the factory fuel routing geometry and ensure proper fit with other system components.

Compatibility with BMW Gasoline Engines

The offered injector line is designed to work with BMW gasoline engines, including the N43 family used in the 3 Series. The line's construction is adapted to the specific placement of injectors and accessories in the engine bay, which facilitates installation and minimizes the risk of material stress.

Selecting the correct injector line is important not only for sealing but also for the safe operation of the entire fuel system. Using a component that complies with factory specifications helps maintain correct gasoline engine fuel supply parameters, contributing to stable performance and predictable throttle response.

Component Characteristics and Application Benefits

The fuel injector line in this BMW model is manufactured as a rigid tube with an appropriately selected inner diameter, allowing for proper fuel flow. The shape and length of the line are matched to the specific engine configuration, which:

• makes it easier to route the line according to factory mounting points,
• reduces the risk of vibrations and micro-cracks during operation,
• maintains the correct distance from heat-generating components in the engine bay,
• limits the possibility of accidental abrasion or damage.

Using an original injector line also offers a service benefit – mechanics work with a component of known geometry and predictable installation method, which reduces repair time and simplifies the diagnosis of potential leaks.

Component Condition and Installation Aspects

The offered line is a used part, allowing for an economical repair while maintaining original BMW specifications. Before installation, a standard leak test and visual inspection of the seats and sealing surfaces are recommended to ensure proper fuel system operation after replacement.

During installation, pay attention to:

• correct routing of the line relative to factory brackets,
• tightening torque of the connectors in accordance with BMW service documentation,
• cleanliness of injector seats and the fuel rail,
• checking for any leaks after the first engine start.

Selecting Other BMW Fuel Lines

If you are modernizing or servicing the complete fuel system in your BMW and also need other components from the fuel lines category for this brand, check the available parts in the BMW Hoses, Tubes, and Lines category.

For users interested in the broader context of using original components in the drivetrain, including lines and components cooperating with the drive axle and differential, an article describing the benefits of using used OEM parts may be helpful – find more information in the material on choosing a used OEM differential instead of an unreliable aftermarket part.