Audi A4 B8 Antenna Amplifier Roof Fin Shark Lava Grey Pearl Effect Z7L

Audi A4 B8 Antenna Amplifier Roof Fin Shark Lava Grey Pearl Effect Z7L is an original component from the Car antennas group, designed for mounting on the vehicle's roof. The characteristic, compact "shark fin" shape ensures aesthetic integration with the body line, while the dedicated Lava Grey Pearl Effect – Z7L color allows for visual consistency with the car's paintwork.

Specifications and technical data

• SKU: 4G0035503E-LAG
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0035503E
• Substitutable numbers: 4G0035503E, 4G0 035 503 E
• Part type: Shark Fin Antenna
• Color: Lava Grey Pearl Effect - Z7L
• Category: Antennas

Purpose and function of the roof antenna

The presented "shark" roof antenna has been designed for integration with the GPS system in the Audi A4 B8 generation. The shark fin design minimizes air resistance while ensuring stable satellite signal reception, which translates into precise operation of the factory navigation and vehicle location systems.

Its original Audi origin ensures that the correct electrical and mechanical parameters are maintained, which is essential for compatibility with factory multimedia modules and comfort control units.

Design, color, and fitment

The antenna housing features a compact, aerodynamic shark fin shape that fits well with the roofline of the Audi A4 B8. The applied Lava Grey Pearl Effect – Z7L color is a pearlescent shade of grey, often found in the factory Audi paint palette, allowing the component to harmonize with the bodywork without the need for additional painting, provided the vehicle color matches.

As a component in the Car antennas category, the antenna is intended for installation at the factory mounting point on the roof, which facilitates maintaining body seal integrity and proper routing of the wiring harness inside the headliner.

Benefits of using an original Audi antenna

Using an original shark fin roof antenna provides a number of practical advantages:

• maintaining compatibility with the factory GPS system and vehicle electronics,
• color consistency with the body paint in the Lava Grey Pearl Effect – Z7L shade,
• aerodynamic design reducing wind noise at higher speeds,
• aesthetic appearance similar to factory equipment configurations.

Thanks to this, the antenna will work well both as a replacement part after damage and when upgrading an older roof version to a newer, more visually modern shark fin solution.

Condition, installation, and practical application

The item comes from disassembly, which allows for an economical replacement while maintaining original manufacturing quality. The antenna is intended for installation in the factory location, using the existing mounting hole and cable installation, which limits the need for interference with the roof structure.

Before installation, it is recommended to verify compatibility with the equipment of the specific Audi A4 B8 unit, particularly regarding the GPS system configuration and the type of connector used in the vehicle's installation.

Expansion of antenna systems in Audi

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 antenna modules, antenna bases, or additional mounting elements, check the available parts in the Audi car antennas category.

For drivers interested in a broader look at upgrades in the VAG group, including the impact of electronics and equipment on the car's character, the article describing the evolution of sports compacts may be helpful – Hot-hatch legend: the evolution of the VW Golf GTI from Mk1 to Mk8 – structural changes and VW car parts, which shows how well-thought-out modifications affect the functionality and perception of the vehicle.