Audi A4 B8 Roof Aerial GPS Antenna 8K9035503A

Audi A4 B8 Roof Aerial GPS Antenna is an original component from the Car antennas group, designed for mounting on the vehicle's roof. It ensures stable GPS signal reception, which translates into precise operation of the factory navigation and location systems in your Audi.

Specifications and technical data

• SKU: 8K9035503A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K9035503A
• Substitutable numbers: 8K9035503A, 8K9 035 503 A, 7617431041
• Category: Antennas

Purpose and function of the roof-mounted GPS antenna

The roof-mounted GPS antenna in the Audi A4 B8 is responsible for receiving satellite signals and transmitting them to the navigation unit or other vehicle modules. Thanks to its roof-mounted position, it benefits from optimal operating conditions, which promotes connection stability and reduces interference. This solution is designed specifically for this generation of Audi, maintaining the factory geometry and mounting method.

Original Audi fitment

As an Audi brand component, the antenna has been engineered for full integration with the electrical installation and onboard electronics of the specific model. This means:

• factory mounting points in the roof,
• connectors prepared for compatibility with the original wiring harness,
• maintenance of the vehicle's consistent body lines and aesthetics.

Such a fitment reduces the risk of compatibility issues and eliminates the need for modifications to the bodywork or installation.

Performance characteristics and advantages

The Audi A4 B8 Roof Aerial GPS Antenna has been designed for stable operation in varying weather conditions. The housing is resistant to typical operational stresses, such as rain, UV radiation, or temperature fluctuations. Using an original solution allows you to maintain:

• correct GPS signal reception sensitivity,
• consistent operation of the navigation system with other vehicle modules,
• an aesthetic roof appearance without protruding, universal elements.

For the user, this means predictable navigation system performance and no need for additional configuration.

Condition and economic aspect

The item is offered as used, which represents a reasonable compromise between cost and functionality. In practice, this allows you to restore the efficiency of the GPS system in your Audi A4 B8 without investing in a new part, while maintaining the manufacturer's original specifications. This solution is particularly beneficial for post-accident repairs or replacing a damaged antenna after work on the vehicle's roof.

If you want to better understand the differences between original, aftermarket, and used parts in terms of cost-effectiveness, quality, and matching by part numbers, check out the article Original, aftermarket, or used – which car parts are the most cost-effective?

Selecting the antenna by part numbers and related components

When selecting a roof-mounted GPS antenna for an Audi A4 B8, it is crucial to pay attention to the manufacturer's markings and compatibility with the specific vehicle equipment version. Verification by catalog numbers helps avoid problems with installation and communication with the car's electronics. If necessary, it is worth comparing the markings with those found on the currently installed component or in the service documentation.

If you are planning a comprehensive repair or upgrade of the roof area and signal reception systems in your Audi and need other components from the same group, such as receiver modules, mounting bases, or other variants of roof antennas, check the available parts in the Audi car antennas category.