BMW 3 Series E90 E91 E92 E93 Petrol Plastic Fuel Filler Pipe 7188078

BMW 3 Series E90 E91 E92 E93 Petrol Plastic Fuel Filler Pipe is an original fuel system component designed for 3 Series models with petrol engines. It ensures a tight and stable fuel flow from the filler neck to the tank, which has a direct impact on operational safety and the proper functioning of the entire fuel system. This used OEM component is a sensible choice for professional repairs or replacing a damaged filler pipe.

Specifications and technical data

• SKU: 7188078
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7188078
• Substitutable numbers: 16117188078, 7188078, AS
• Fuel type: Petrol
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The described fuel filler pipe has been designed specifically for petrol versions of the BMW 3 Series E90, E91, E92, and E93 generations. As a component from the Fuel tanks and filler pipes group, it is responsible for:

• guiding fuel from the filler cap to the tank,
• maintaining system tightness during refueling,
• stable mounting in the body, reducing vibrations and stress,
• cooperating with the tank ventilation system.

Thanks to its fitment for a specific body platform, the pipe maintains the correct geometry, which minimizes the risk of leaks and refueling issues.

Construction and material – advantages of plastic

The pipe is made of durable plastic, selected for its resistance to petrol and the typical operating conditions in the wheel arch and underbody. The use of plastic in this area allows for:

• corrosion resistance in contact with fuel and moisture,
• reduced component weight compared to metal solutions,
• precise shaping to match the body structure,
• dampening of some vibrations transmitted from the suspension and body.

The original design ensures compatibility with factory brackets, seals, and other fuel system components, which facilitates installation and reduces the need for modifications.

Compatibility with petrol engines

The component is intended for petrol engine fuel systems, which is important both in terms of the chemical resistance of the material and the design of the entire system. In practice, this means that:

• the material and seals are selected for the properties of petrol,
• the diameters and cross-sections of the pipe meet the flow requirements for this type of fuel,
• the placement of connectors and mounts is consistent with the petrol configuration of the BMW 3 Series fuel system.

Selecting the correct filler pipe for the fuel type is crucial for maintaining the tightness and durability of the entire system.

Condition, installation, and service application

The offered fuel filler pipe is a used part, sourced from dismantling, which allows for an economical repair while maintaining factory fitment. Compared to non-factory replacements, the original component facilitates installation thanks to its compliance with factory mounting points and routing relative to the body.

The pipe is suitable both for typical replacement of a damaged element (e.g., after a collision, corrosion of metal brackets in the wheel arch area, mechanical damage) and for comprehensive fuel system maintenance when you want to maintain the original vehicle specification.

Technical support and selection of fuel system components

When working on the fuel system, it is worth paying attention to the condition of other components – the tank, lines, ventilation, and mounting elements. To better understand the relationships between these parts, diagnostics, and the principles of selection by OEM numbers, the following article will be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. You will find practical tips there regarding the operation and regeneration of fuel system components.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as filler hoses, mounting elements, or tank components, check the available parts in the BMW Fuel tanks and filler pipes category.