Audi A4 B8 Antenna Amplifier Roof Fin Shark Moonlight Blue - X5R 4G0035503E

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A4 B8 Antenna Amplifier Roof Fin Shark Moonlight Blue is an original component from the Car antennas group, designed for roof mounting in the form of a characteristic "shark fin". Finished in an elegant Moonlight Blue Metallic - X5R color, it maintains the visual consistency of the bodywork while ensuring stable radio signal and data reception.

Specifications and technical data

• SKU: 4G0035503E-MOB
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0035503E
• Substitutable numbers: 4G0035503E, 4G0 035 503 E
• Color: Moonlight Blue Metallic - X5R
• Category: Antennas

Purpose and technical function

The presented antenna amplifier in a "shark" roof housing is a component of the Audi signal reception system, responsible for amplifying and stabilizing radio and data signals transmitted via the antenna installation. The design combines an electronic module with an aerodynamic housing, which facilitates installation in the factory location on the vehicle roof and reduces airflow disturbance while driving.

As a part from the Car antennas group, it ensures compatibility with the antenna cable installation and the electrical harness provided by the vehicle manufacturer. This allows for maintaining factory signal reception quality without the need for additional adapters or bodywork modifications.

Color and visual fit

The housing in the Moonlight Blue Metallic - X5R shade has been designed for an aesthetic match to the body paint in this color. The metallic structure of the paint coating allows for a seamless transition between the roof surface and the antenna housing, which is particularly important during post-accident repairs or when replacing a damaged component.

Such color matching reduces the need for additional painting while simultaneously preserving the original stylistic character of the vehicle. It is a practical solution for users who expect both proper operation of the antenna system and the preservation of the car's factory appearance.

Performance characteristics and installation

The element is prepared as a part intended for installation in the factory mounting point on the roof, which facilitates service work and shortens replacement time. The use of the original design allows for proper sealing of the mounting hole and correct routing of cables inside the headliner.

The product is in the used category, which makes it an attractive cost-effective solution while maintaining the manufacturer's original specifications. For many users, this is a reasonable compromise between quality and expense, especially in the case of spot repairs after mechanical damage or replacement of body components.

Practical application and benefits

The use of this type of antenna amplifier in a roof housing allows for:

• maintaining stable radio signal and data reception under daily operating conditions,
• preserving the factory look of the roof thanks to color matching,
• limiting interference with the bodywork by using the original mounting point,
• optimizing repair costs by choosing a used part of proven origin.

For Audi owners who pay attention to visual consistency and the proper operation of onboard systems, such an element is a practical solution when replacing a damaged "shark fin" roof antenna.

Related products and technical knowledge

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

For those interested in a broader perspective on selecting used electronic and body components, knowledge on how to reasonably choose parts from the secondary market and what to pay attention to when assessing their condition may be useful. Practical tips in this regard can be found in the article Used car parts for Mini Cooper – a way for style and savings, which discusses the approach to purchasing used elements in the context of quality and cost-effectiveness.