BMW F23 LCI Fuel Filler Fill-In Flap Cover Estoril Blau Metallic B45 7301817

The BMW F23 LCI Fuel Filler Flap Estoril Blau Metallic B45 is an original body part designed for the facelifted 2 Series Convertible models. Finished in the distinctive Estoril Blau Metallic B45 color, this flap helps maintain paint consistency and the aesthetic of the vehicle's side panel, while also ensuring proper protection for the fuel filler neck. It's a practical solution for accident repairs, bodywork and paint corrections, or replacing a damaged flap.

Specifications and technical data

• SKU: 7301817-EB
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7301817
• Substitutable numbers: 51177301817, 7301817, BG
• Color: Estoril Blau Metallic - B45
• Category: Fuel Flaps & Components

Purpose and Function of the Fuel Filler Flap

The fuel filler flap on the BMW F23 LCI is responsible for shielding the fuel cap and filler neck from dirt, moisture, and mechanical damage. A correctly chosen part ensures:

• secure closure of the fuel filler area,
• protection against dust, mud, and road salt,
• continuity of the vehicle's side body line,
• a cohesive look with the vehicle's factory paintwork.

By using an original flap from the F23 LCI series, you avoid issues with shape, curvature, and mounting points specific to this model.

Estoril Blau Metallic B45 Color – Visual Matching

This flap is finished in the factory Estoril Blau Metallic – B45 color, characteristic of sportily configured BMW models. Using a part in this shade allows you to:

• minimize the scope of painting work when replacing a damaged flap,
• maintain a uniform paint shade on the fender and filler area,
• preserve the original, dynamic character of the bodywork.

For many users, it's important that a flap in the factory color reduces the risk of tonal differences that often occur when repainting individual parts.

Characteristics of a Used Part

The offered fuel filler flap is a used part, which translates to a favorable cost-to-quality ratio while maintaining original geometry and mounting points. Compared to aftermarket alternatives, an OEM part ensures:

• shape conformity with the BMW F23 LCI body line,
• factory mounting points and compatibility with the standard opening mechanism,
• easier installation without the need for modifications.

Choosing a used OEM part is particularly beneficial for localized repairs where both correct fitment and cost control are important.

BMW Fuel Filler Flaps and Accessories – Expanding the Filler Area

If you are planning a comprehensive repair or upgrade of the fuel filler area in your BMW and need other parts from the same group, such as additional covers, mounting elements, or complementary accessories, check the available parts in the BMW Fuel Filler Flaps and Accessories category.

Technical Support and Fuel System Matching

When replacing the fuel filler flap, it's worth paying attention to the overall condition of the refueling area and components that interact with the fuel system. For drivers who want to better understand the construction and operation of this system, a guide describing diagnostics, part selection by factory numbers, and regeneration principles will be helpful. Detailed information can be found in the article "Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Regeneration", which facilitates informed service planning.

Summary

The BMW F23 LCI Fuel Filler Flap Estoril Blau Metallic B45 is a practical solution for replacing a damaged flap in the fuel filler area, especially on vehicles painted in Estoril Blau Metallic. Its original origin, proper body fitment, and ready-to-use color finish make it a suitable part for both accident repairs and aesthetic corrections of the vehicle's side panel.