BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 E93 Filler Pipe Wash Container

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 E93 Filler Pipe Wash Container is an original washer system component designed for 1 and 3 Series models, ensuring a tight seal for the fluid reservoir. Thanks to its factory-fit design for BMW structures, the cap guarantees proper system operation and reduces the risk of leaks and contamination. It is a practical solution for users who want to restore the full functionality of the washer system in a simple and technically correct manner.

Specifications and technical data

• SKU: 7075099-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7075099
• Substitutable numbers: 61667135409, 7135409, 61667075099, 7075099, 61664419445, 4419445, PK
• Category: Other Interior Parts & Accessories

Purpose and technical function

The BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 E93 Filler Pipe Wash Container is responsible for tightly sealing the washer fluid reservoir in BMW E81, E87, E90, E91, and E92 series vehicles. A properly selected component:

• stabilizes pressure in the reservoir during pump operation,
• reduces fluid evaporation and uncontrolled loss,
• protects the interior of the reservoir from dust, mud, and other contaminants,
• minimizes the risk of water or road salt entering the system.

Using a dedicated cap is particularly important in vehicles used year-round, where the washer system operates in varying temperature conditions.

Compatibility with BMW models

The presented cap has been designed as a component fitting selected BMW 1 and 3 Series E-generation models. This means that its geometry, mounting method, and seals are adapted to the factory washer fluid reservoirs used in these designs. As a result, installation is predictable, without the need for modifications or the use of additional adapters.

The original BMW origin translates into consistency with other engine bay components and the maintenance of the manufacturer's factory quality standards.

Characteristics of the used component

The offered cap comes from disassembly, which means it is a used part, but still functional in terms of its primary role in the washer system. Such components are frequently chosen for servicing vehicles that are several years old or older, where a reasonable balance between repair cost and maintaining the manufacturer's original specifications is important.

In the case of a filler cap, it is crucial to maintain the proper flexibility of the seals and the correct geometry of the latches, which allows for secure seating in the reservoir socket and stable operation during daily use.

Benefits of using an original BMW cap

Using a dedicated washer filler cap in BMW E81, E87, E90, E91, and E92 models provides a number of practical benefits:

• Factory fit – the cap is designed for specific reservoirs, which facilitates installation and eliminates leakage problems typical of universal aftermarket replacements.
• Stable washer system operation – proper sealing reduces system aeration and supports even fluid delivery to the windshield.
• Protection against contamination – a tight reservoir seal reduces the risk of clogging nozzles and hoses with sediment and dirt.
• Consistency with other equipment – the original component maintains the aesthetics and ergonomics of the engine bay in accordance with the BMW design.

Technical support and additional materials

If you are interested in a broader context regarding the selection of components in premium cars and a comparison of technical solutions used in sports versions, it is worth reading an article describing the differences in engine, brake, and chassis construction – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.

If you are planning a comprehensive repair or upgrade of the washer system area in your BMW and need other elements from the same group, such as the fluid reservoir, hoses, or washer nozzles, check out the available parts in the Other BMW category.