Audi A6 C6 Antenna Shark Fin Roof Aerial Polar Blue Metallic - X5Y 4F5035503M

Audi A6 C6 Antenna Shark Fin Roof Aerial Polar Blue Metallic - X5Y is an original component from the Car antennas group, designed for mounting on the vehicle's roof. The characteristic, streamlined "shark fin" shape improves the body's aerodynamics, and the Polar Blue Metallic - X5Y paint finish ensures color consistency with the factory bodywork.

Specifications and technical data

• SKU: 4F5035503M-PBM
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F5035503M
• Substitutable numbers: 4F5035503M, 4F5 035 503 M
• Part type: Shark Fin Antenna
• Color: Polar Blue Metallic - X5Y
• Category: Antennas

Purpose and function of the roof antenna

The "shark fin" roof antenna used in the Audi A6 C6 is responsible for stable radio and communication signal reception, and depending on the vehicle configuration, it may work with additional onboard systems. Mounted centrally on the rear part of the roof, it operates under optimal wave propagation conditions, which promotes uniform coverage while driving in varied terrain.

This type of solution is designed as a body component with precisely selected geometry, ensuring it does not disrupt airflow or generate excessive noise at higher speeds. Using an original antenna from the same model line reduces the risk of interference and issues with fitting the base to the roof contours.

Color and paint matching

The Polar Blue Metallic - X5Y finish is essential for Audi owners who want to maintain a consistent, factory look of the bodywork without the need for additional painting. The metallic coating provides a characteristic depth of color and harmonizes well with the styling line of the Audi A6 C6, especially in configurations with the same body paint color code.

Selecting an antenna in the correct shade helps avoid tonal differences between the roof component and the rest of the body, which is particularly important for precise restorations and returning the vehicle to a near-factory condition.

Installation characteristics

The "shark fin" roof antenna is structurally prepared for installation in the factory location, using the existing hole in the roof panel and the mounting points provided by the manufacturer. This allows for maintaining the seal of the connection with the panel and proper routing of the wiring harness inside the headliner.

In the case of replacing the component after mechanical damage or during body and paint work, using an original antenna from the same model series facilitates the installation process and limits the need for additional installation modifications.

Use in restorations and youngtimer projects

Audi models from years close to the A6 C6 are increasingly treated as youngtimers, where owners combine attention to original details with reasonable cost optimization. A used roof antenna in the correct color allows for restoring a consistent roof appearance after repairs or modifications, without the need to resort to universal replacements.

If you are planning a broader project to refresh a car from this period and want to better understand how to use second-hand parts in a conscious and safe way, it is worth checking out the guide The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years, which discusses practical modernization scenarios for premium brands, including Audi.

Expanding configurations within Audi antennas

If you are planning a comprehensive repair or modernization of the roof area in your Audi and need other components from the same group, such as different variants of roof antennas, antenna bases, or covers in other paint colors, check the available parts in the Audi car antennas category.