BMW G30 Coupe Fuel Flap FIller Cap Cover Black Sapphire - 475 7387937

BMW G30 Coupe Fuel Flap FIller Cap Cover Black Sapphire is an original body component from the Fuel filler flaps and accessories group, designed for BMW 5 Series G30 Coupe models. The Black Sapphire Metallic - 475 paint finish allows for an aesthetic match to the factory bodywork, eliminating the need for additional painting if the color matches the vehicle.

Specifications and technical data

• SKU: 7387937-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7387937
• Substitutable numbers: 7387937, 51177387937
• Color: Black Sapphire Metallic - 475
• Category: Fuel Flaps & Components

Purpose and function of the component

The fuel flap on the BMW G30 Coupe is responsible for protecting the fuel filler neck from dirt, moisture, and mechanical damage. A properly selected component ensures:

• a visually consistent appearance of the side body section,
• proper closing and sealing of the fuel filler area,
• stable mounting in factory body points.

The offered cover is an original BMW part, which translates to factory-compliant geometry, the correct edge profile, and proper fitment with the flap and surrounding body panels.

Color and paint finish

The component is finished in Black Sapphire Metallic - 475, characteristic of many BMW 5 Series G30 configurations. The metallic paint coating provides:

• a uniform structure and gloss consistent with the BMW factory standard,
• an aesthetic tonal transition between adjacent body panels,
• the possibility of installation without painting, provided the vehicle color is identical.

For users planning post-accident repairs or visual corrections of the side body section, color compatibility significantly reduces work time and limits the costs of additional painting services.

Installation characteristics

The BMW G30 Coupe fuel flap has been designed as a component matched to the factory mounting points in the body. Thanks to this:

• the correct gap line relative to the fender and door is maintained,
• the opening and closing mechanism works with the vehicle's original system,
• there is no need for body modifications or the use of non-factory adapters.

The product comes from the BMW segment, which facilitates selection based on the specific body version and equipment configuration, and minimizes the risk of fitment issues.

Condition and use in repairs

The offered fuel flap is a used component, which makes it an attractive solution for post-accident repairs, body and paint corrections, and restoring the vehicle to a state close to factory condition. Compared to new original components, this often allows for:

• reducing repair costs while maintaining the original design,
• maintaining visual consistency with other body elements,
• preserving compliance with factory assembly standards.

This type of solution is particularly beneficial in the case of local damage in the fuel filler area, where replacing the cover itself restores full functionality and aesthetics without interfering with larger sections of the bodywork.

Integration with the fuel system and technical knowledge

Although the fuel flap is a body component, its proper operation is important for the operation of the fuel system – it protects the refueling area from dirt and moisture, which promotes stable operation of the components responsible for engine fueling. If you want to better understand the relationships between the filler area, the tank, and the fuel equipment, it is worth checking out the guide material: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Selection of other elements and knowledge about used parts

If you are planning a comprehensive repair or modernization of the fuel filler area in your BMW and need other elements from the same group, such as additional flaps, covers, or accessory finishing elements, check the available parts in the BMW fuel filler flaps and accessories category.

When selecting components from the secondary market for German cars, including BMW, a guide describing which elements are worth buying as used and when it is better to opt for other solutions may also be helpful: Renovation and repair of German cars – which used parts are worth buying.