Audi A4 B8 A5 8T Windscreen Washer Bottle Tank Reservoir Filler 8T2955463B

Audi A4 B8 Washer Fluid Reservoir 8T2955463B is an original component of the washer system from the Washer Tanks, Pumps, and Nozzles group, designed for use in Audi vehicles. This used reservoir offers a practical service solution for drivers looking to restore full functionality to their windscreen cleaning system while maintaining factory geometry and fit.

Specifications and technical data

• SKU: rhd-8T2955463B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T2955463B
• Substitutable numbers: 8T2955463B, 8T2 955 463 B, 8K0121405M
• Category: Washer Pumps, Reservoirs & Nozzles

Vehicle Application and Function

The presented washer fluid reservoir is responsible for storing the operating fluid and supplying it stably to the washer pump and nozzles. In conjunction with other system components, it ensures effective cleaning of the front windscreen, and depending on the vehicle's configuration, also the headlights, which directly impacts visibility and driving safety.

Thanks to its design conforming to factory solutions, mounting points, shape, and connection stub arrangement are preserved, facilitating installation in the wheel arch or front body section without the need for system modifications.

Construction and Technical Features

As a component from the Washer Tanks, Pumps, and Nozzles group, the reservoir has been designed for resistance to varying temperatures and contact with different types of washer fluids. The body is made from a material selected for its sealing properties and dimensional stability, which reduces the risk of cracks and leaks during operation.

The arrangement of stubs, sockets for accessories, and intended mounting points allows for:

• correct routing of washer fluid lines,
• stable seating of the reservoir in the body,
• maintaining compatibility with the factory washer system in the Audi A4 B8.

Benefits of Using an Original Reservoir

Choosing an original washer fluid reservoir for an Audi primarily means guaranteed fit for a specific body version and compatibility with the factory installation. A used component allows for economical system repair in situations such as mechanical damage, post-collision cracks, or operational leaks.

The main advantages of using this reservoir include:

• maintaining factory mounting geometry and line routing,
• no need for adapter modifications or custom brackets,
• consistency with other components of the Audi washer system.

Condition and Service Application

The item is offered as a used part, which helps reduce repair costs while preserving the original design. This type of solution is particularly beneficial for comprehensive body and mechanical work when several components in the front of the vehicle need replacement.

The reservoir is suitable for both standard replacement of a damaged part and for phased restoration of a car after a collision, where maintaining compliance with Audi's original technical documentation is important.

Audi Washer System Expansion

If you are planning a comprehensive repair or upgrade of the washer system area in your Audi and need other parts from the same group, such as additional reservoirs, pumps, or washer nozzles, check the available parts in the category Audi Washer Tanks, Pumps, and Nozzles.

To better understand the importance of correct selection and operation of components powering various vehicle systems, including the principles of operation for tanks and pumps, it is worth reading the technical guide on our blog: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

If you are interested in the broader context of using used components when refreshing older Audi models, you can find practical tips on planning such upgrades in the article: Second Life for a Youngtimer – How Used Car Parts Revitalize Cars from 1998–2012.