BMW X3 E83 Roof Aerial Casing Shark Fin Antenna Titanium Silver 354

BMW X3 E83 Roof Aerial Casing Shark Fin Antenna Titanium Silver is an original body component from the Car antennas category, designed for mounting on the vehicle's roof. The characteristic, aerodynamic "shark fin" shape improves the car's aesthetics, and the Titansilber Metallic - 354 paint allows for a seamless match with the factory BMW body finish.

Specifications and technical data

• SKU: 2147432-TS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2147432
• Substitutable numbers: 3436857, 65202147432, 2147432, 65200303338, 0303338, 65200419979, 0419979, 3411466, EM
• Color: Titansilber Metallic - 354
• Category: Antennas

Purpose and function of the antenna casing

The "shark fin" casing used in the BMW X3 E83 serves as an external cover for the roof antenna, protecting the antenna module from weather conditions and mechanical damage. Thanks to its precisely selected shape, it supports the stable operation of radio and telematics systems while maintaining a roof line consistent with the original BMW design.

This component is particularly useful when replacing a damaged or faded casing, especially if you want to maintain the vehicle's original appearance and ensure a proper fit with the roof surface without the need for modifications.

Color and paint matching Titansilber Metallic - 354

The Titansilber Metallic - 354 finish corresponds to one of BMW's popular paint palettes, which facilitates visual matching to the bodywork without additional painting or with minimal correction. The metallic structure of the paint harmonizes well with the roof lines, and the properly selected shade minimizes the visibility of differences between the casing and other body panels.

Such a finish is particularly beneficial for post-accident repairs and restoring a consistent look to the car after replacing roof components, where maintaining the factory character of the BMW X3 E83 is a priority.

Design characteristics and installation

The antenna fin casing has been designed as a component matched to the geometry of the BMW X3 E83 roof, which allows for installation in the place of the factory antenna without interfering with the body structure. The "shark fin" shape reduces air resistance and minimizes turbulence, which is important at higher speeds and reduces noise generated by airflow around the antenna.

Due to its factory origin, the casing ensures proper adhesion to the roof surface and designated mounting points, which facilitates service work and shortens replacement time compared to universal replacements.

Used condition and economic benefits

The component comes from the secondary market, which allows for a significant reduction in repair costs compared to purchasing a new casing from an authorized dealer, while maintaining the original manufacturer's specifications. A used antenna casing is a sensible choice for maintenance repairs when functionality, proper fit, and visual consistency with the bodywork are priorities.

If you want to better plan your service budget and understand when it is worth choosing used OEM parts, check out the article: Rising repair costs and the boom in used parts – how to save on car service?.

Expanding the antenna system in BMW

In the case of upgrading the antenna system or comprehensive roof repair, it is also worth considering other components from the same group, such as additional antenna modules, wiring harnesses, or roof seals. If you are planning a comprehensive repair or upgrade of the roof area in your BMW and need other components from the same group, such as different types of roof antennas, casings in other colors, or compatible mounting bases, check the available parts in the BMW car antennas category.