Audi Q3 8U Fuel Tank Filler Fill Flap Cover Cap Housing 8U0809906

The Audi Q3 8U Fuel Filler Flap is an original body part from the Fuel Filler Caps and Accessories group, designed for installation in the rear of the vehicle. It provides a secure cover for the fuel filler, protecting the refueling system from contamination and mechanical damage, while also maintaining a cohesive look for the side and rear body areas of your Audi.

Specifications and technical data

• SKU: 8U0809906
• Mark: Audi
• Condition: Used
• OEM Part Number: 8U0809906
• Substitutable numbers: 8U0809906, 8U0 809 906, 4L0862153D, 4L0 862 153 D
• Location on the vehicle: Rear
• Part type: Fuel Door Latch
• Category: Fuel Flaps & Components

Purpose and Function of the Fuel Filler Flap

The fuel filler flap in the Audi Q3 8U is responsible for securely covering the fuel tank cap and providing an aesthetic finish to the rear of the vehicle. A correctly chosen part:

• ensures stable closing and opening of the fuel filler,
• protects the refueling area from water, mud, and road salt,
• reduces the risk of damage to the cap and filler neck,
• maintains the factory body line and matches the bodywork contours.

By using an original flap, you maintain compliance with the factory Audi design, which is important for both durability and the vehicle's resale value.

Construction and Fit for Audi Q3 8U

The Audi Q3 8U Fuel Filler Flap has been specifically designed for the body geometry of this model, taking into account the shape of the fender and the location of the filler in the rear of the car. The appropriate profiling and factory mounting points facilitate installation and ensure a correct fit with the bodywork.

Originality from the Audi brand means the part complies with factory dimensional tolerances, minimizing the risk of play, rubbing, or leaks around the fuel filler. This is particularly important for daily use, frequent refueling, and exposure to varying weather conditions.

Performance Characteristics and Installation

The fuel filler flap is installed in the rear of the vehicle, an area exposed to dirt and external factors. Using an original part helps maintain:

• proper operation of the opening and closing mechanism,
• a cohesive appearance of the side and rear body sections,
• adequate protection of the fuel filler neck.

A part from the Fuel Filler Caps and Accessories category is a good choice for collision repairs as well as for replacing a worn or damaged flap when you want to maintain the factory standard of execution.

Why Choose an Original Audi Flap

By choosing an original fuel filler flap for your Audi Q3 8U, you gain certainty of compatibility with the vehicle's body structure and fuel system. This solution is particularly beneficial if you want to:

• maintain the car's factory appearance,
• ensure a secure fit to the rear bodywork,
• reduce the risk of issues with the filler closing or leaking.

Using original body parts also helps maintain the car's value and facilitates later diagnostics of potential fuel system faults.

Related Parts and Technical Knowledge

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Audi and need other parts from the same group, such as additional caps, covers, or accessory protective elements, check the available parts in the Audi Fuel Filler Caps and Accessories category.

To better understand the relationships between the filler flap, cap, and fuel tank, as well as other components, it is worth consulting a guide – a detailed discussion of the construction and operation can be found in the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.