Audi A6 C7 Fuel Filler Fill Flap Cover Cap Phantom Black - Z9Y 4G0809907

Audi A6 C7 Fuel Filler Fill Flap Cover Cap Phantom Black is an original body component from the Fuel filler covers and accessories group, designed for the rear section of the vehicle. Its precisely matched geometry and factory mounting points ensure a perfect fit with the body line, while the Phantom Black - Z9Y paint finish allows for color consistency with the bodywork without the need for additional modifications.

Specifications and technical data

• SKU: 4G0809907-PHB
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0809907
• Substitutable numbers: 4G0809907, 4G0 809 907
• Location on the vehicle: Rear
• Color: Phantom Black - Z9Y
• Category: Fuel Flaps & Components

Purpose and function of the fuel filler flap

The fuel filler flap in the Audi A6 C7 is responsible for protecting the filler neck from dirt, moisture, and mechanical damage. A properly selected rear body component reduces the risk of corrosion around the filler area and stabilizes the position of the fuel cap during daily use. Using an original cover allows you to maintain the factory body line and ensures the correct operation of the opening mechanism.

Color and paint matching Phantom Black - Z9Y

The Phantom Black - Z9Y finish is consistent with Audi's factory paint palette, which facilitates an aesthetic replacement of the part without the need for full repainting of the entire panel. As a result, the flap blends well with the remaining body panels, maintaining a uniform shade and gloss. This solution is particularly beneficial for post-accident repairs or spot renovation of the rear part of the vehicle, where visual consistency and cost reduction of additional paint work are important.

Assembly and functional characteristics

The component is intended for installation in the rear part of the body, at the location of the factory fuel filler. The flap construction is prepared to work with the standard opening and closing mechanism, which allows for maintaining standard vehicle operation. In practice, this means:

• maintaining the factory gap line between the flap and the fender,
• compatibility with the original hinge and opening spring,
• proper adhesion to the seals around the fuel filler.

Thanks to this, replacing a damaged cover with the presented component is a technically safe solution and allows for restoring the correct appearance and functionality of the rear body section.

Part condition and service application

The flap comes from dismantling, which makes it an attractive proposition for service repairs where combining the quality of an original component with cost control is essential. Such parts are often chosen for:

• repairs after minor collisions or parking scratches,
• local body renovations in the fuel filler area,
• restoring the vehicle to a state close to factory condition after previous non-factory modifications.

Using an original fuel filler flap helps maintain the visual consistency of the car and reduces the risk of fitment issues typical of lower-precision aftermarket replacements.

Integration with the fuel system and service knowledge

Although the fuel filler flap is a body component, it has a direct impact on protecting the filler zone and indirectly on the operating conditions of the fuel system. Proper sealing of the filler area limits the ingress of dirt and moisture into the area of the cap and tank neck. For further knowledge on diagnostics and operation of the entire fuel system, including component selection by catalog numbers, it is worth reading the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses key service issues in this area.

Expanding repairs in the Audi fuel filler area

If you are planning a comprehensive repair or upgrade of the fuel filler zone in your Audi and need other elements from the same group, such as additional covers, mounting elements, or protective accessories, check the available parts in the Audi fuel filler covers and accessories category.

For users interested in a conscious approach to repairs and the use of recycled parts, the material describing the impact of such solutions on vehicle operation and the environment may also be helpful – more information can be found in the article Eco-tuning in practice: how to increase performance while reducing carbon footprint with recycled parts.