Audi A4 S4 B6 B7 Antenna Amplifier Right O/S 8H0035225M

Audi A4 S4 B6 B7 Antenna Amplifier Right O/S is a component from the Electronic control modules and controllers group, responsible for stable antenna signal amplification in Audi vehicles. Thanks to its factory design intended for installation on the right side of the body, it ensures predictable antenna system performance and proper compatibility with the original wiring harness.

Specifications and technical data

• SKU: 8H0035225M
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0035225M
• Substitutable numbers: 8H0035225M, 8H0 035 225 M
• Location on the vehicle: Right
• Part type: AMP Controllers
• Category: ECUs & Computer Modules

Purpose and function of the antenna amplifier

The presented antenna amplifier has been designed as a dedicated module for Audi A4 and S4 models of the B6 and B7 generations, where it is responsible for stable radio signal amplification and interference minimization. As a component installed on the right side of the vehicle, it works with the factory antenna system, ensuring the correct signal level for the multimedia unit and comfortable radio usage in daily operation.

The right-side placement allows for maintaining the original cable routing, which reduces the risk of incorrect installation and facilitates servicing. The module, as a part from the electronic controllers group, is prepared for operation in the 12 V electrical system typical for Audi passenger cars.

Construction and fitment for Audi installations

The antenna amplifier uses a design consistent with Audi factory standards, which translates into proper fitment of connectors and mounting points. As a result, installation does not require any wiring modifications or the use of non-factory adapters, and the unit integrates seamlessly with the existing vehicle installation.

As an element from the Electronic control modules and controllers category, the module works with other components of the multimedia system, maintaining consistency in electrical and logical parameters. This is especially important in vehicles where compliance with the original electrical architecture is essential.

Benefits of using an original used module

Choosing a used Audi antenna amplifier allows you to combine reasonable costs with maintaining the original manufacturer's specifications. The module comes from an Audi vehicle, ensuring its operating characteristics are consistent with the factory requirements for A4 and S4 B6/B7 models.

The main advantages of this solution include:

• maintaining factory fitment for the antenna and electrical installation,
• no need for wiring or mounting modifications,
• consistency of operating parameters with other electronic modules in the vehicle.

Before installation, it is recommended to verify compatibility using the OEM number and compare the design with the removed component to ensure full compatibility with the specific equipment version.

Professional selection of used electronics

When selecting a used antenna amplifier, it is worth paying attention to the consistency of markings, hardware versions, and the intended side of the vehicle. Comparing it with the original module and verifying the part numbers in manufacturer catalogs or parts selection systems can be helpful.

If you want to better understand how to safely choose used electronic modules, including controllers and sensors, and how to check their hardware and software compatibility, check out our guide: Used automotive electronics – modules and sensors from the secondary market in practice.

Expanding the Audi electronic system

If you are planning a comprehensive repair or upgrade of the electronic installation area in your Audi and need other components from the same group, such as comfort controllers, body modules, or signal amplifiers, check out the available parts in the Audi electronic control modules and controllers category.