Audi A4 B8 Aerial Antenna Disturbance Suppressor 8K5035570

Audi A4 B8 Aerial Antenna Disturbance Suppressor is an original electrical system component designed for Audi models, responsible for reducing interference in audio, multimedia, and power circuits. Thanks to its factory design, it ensures stable operation of electronic components and improves the comfort of using onboard systems. It is a practical solution for users who want to restore the proper functioning of electronics after repairs or modifications.

Specifications and technical data

• SKU: 8K5035570
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K5035570
• Substitutable numbers: 8K5035570, 8K5 035 570
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and function of the disturbance suppressor

The disturbance suppressor in an Audi is responsible for limiting noise and impulse interference appearing in the vehicle's electrical system. This is particularly important in the area of:

• audio and multimedia systems (interference in speakers, crackling, squealing),
• comfort control and internal communication systems,
• power stability of selected electronic modules.

A well-chosen filter helps minimize problems with unwanted noise, improves the clarity of control signals, and supports the trouble-free operation of electronics in daily use.

Original origin and fitment for Audi

The presented filter comes from the Audi parts group, which means it maintains factory manufacturing standards and compatibility. The element has been designed specifically for the electrical architecture of the Audi A4 B8, ensuring that it:

• fits the intended mounting points without modifying the installation,
• works with original wiring harnesses and connectors,
• maintains compliance with the vehicle's factory parameters.

Such a solution is particularly beneficial when diagnosing hard-to-detect faults, where certainty regarding the quality and origin of the component used is essential.

Characteristics of the used component

The filter is offered as a used part, which allows for economical repair while maintaining the manufacturer's original specifications. Such components are often chosen in situations where:

• it is necessary to quickly restore the efficiency of the electrical system,
• compliance with the vehicle's factory equipment is important,
• budget-friendly solutions are sought while maintaining OEM quality.

In the case of disturbance suppressors, proper fitment to the model and equipment version is crucial – using an original element significantly reduces the risk of compatibility issues.

Installation and operational tips

When replacing the disturbance suppressor, it is worth paying attention to a few practical aspects:

• checking the condition of harnesses and connectors at the mounting location (no corrosion or mechanical damage),
• proper cable routing to avoid additional sources of interference,
• verifying the correct operation of the audio system and other modules after installation.

Due to the role of the filter in the electrical system, its replacement is often one of the stages of broader vehicle electronics diagnostics, especially when periodic interference or communication problems between modules occur.

Expanding knowledge and selecting other components

If you are planning a comprehensive repair or upgrade of the electronics and electrical system in your Audi and need other elements from the same group, such as control modules, wiring harnesses, or additional filtering components, check the available parts in the Other Audi category.

For users interested in a broader look at the differences in design and equipment of the brand's sports versions, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the specifics of powertrains, braking systems, and chassis in the context of selecting the right parts.