Audi A4 B9 A5 F5 Aerial Roof Antenna Shark Fin Scuba Blue - X5Q 4M0035503K

Audi A4 B9 A5 F5 Aerial Roof Antenna Shark Fin Scuba Blue - X5Q is an original component from the Car antennas group, designed for roof mounting on Audi vehicles. The characteristic shark fin shape and the Scuba Blue Metallic - X5Q paint finish ensure a consistent body appearance while maintaining stable operation of radio and telematics systems.

Specifications and technical data

• SKU: 4M0035503K-SCB
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0035503K
• Substitutable numbers: 4M0035503K, 4M0 035 503 K
• Part type: Shark Fin Antenna
• Color: Scuba Blue Metallic - X5Q
• Category: Antennas

Purpose and function of the roof antenna

The shark fin antenna used in the Audi A4 B9 generation and Audi A5 F5 generation serves as an external transceiver module for factory onboard systems. Thanks to its compact design and fitted base, it ensures a tight connection with the roof panel, which reduces the risk of moisture entering the vehicle interior. Using an original component allows for maintaining correct antenna system performance without the need for wiring or mounting modifications.

Design and Scuba Blue Metallic color matching

The Scuba Blue Metallic - X5Q finish is consistent with the factory Audi paint palette, making it easy to maintain a uniform body style. The metallic coating blends well with the roof line and body contours, ensuring the antenna does not look like an aftermarket add-on but an integral part of the car's design. For users who pay attention to detail, using an originally painted shark fin helps avoid shade differences typical of replacements.

Benefits of using an original Audi antenna

Choosing an original roof antenna from this series primarily ensures compatibility with the vehicle's factory systems. The component has been designed for specific roof geometry and installation routing, which translates into:

• stable signal reception parameters under typical road conditions,
• proper adhesion of the base to the roof panel,
• aesthetic finish without the need for additional adjustments.

The product comes from disassembly, meaning it is a used part, but it can still be a cost-effective solution when replacing a damaged antenna or restoring a car to factory configuration after bodywork and painting repairs.

Installation aspects and selection by OEM number

Due to the design intended for specific Audi models, the shark fin antenna is designed for installation in the factory location, using the existing roof hole and original wiring routing. When selecting a part for your car, it is worth using the OEM number and vehicle data to avoid compatibility issues with the electrical installation and onboard systems.

If you want to verify the compatibility of this antenna with your car step-by-step based on the OEM or VIN number, the following guide will be helpful: Guide: how to choose the right car part by VIN and OEM number.

Expanding the Audi antenna system

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