BMW G31 Touring Tailgate Antenna Amplifier Diversity 9389561

BMW G31 Touring Tailgate Antenna Amplifier Diversity is an original component from the Car antennas category, designed for installation in the tailgate of the BMW 5 Series G31 Touring model. Designed as part of the radio signal and data reception system, it ensures stable operation of the factory antenna installation and proper communication with other vehicle modules.

Specifications and technical data

• SKU: 9389561
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9389561
• Substitutable numbers: 9389561, 65209389561
• Category: Antennas

Purpose and function of the antenna amplifier

The antenna amplifier mounted in the tailgate of the BMW G31 Touring is responsible for amplifying the radio and data signals received by the antennas located in the rear part of the body. A properly functioning module translates into:

• stable radio station reception in various road conditions,
• reduction of interference and noise in the antenna path,
• consistent cooperation with the factory BMW multimedia system,
• maintenance of the original electrical installation architecture in the tailgate.

Thanks to its OEM design, the amplifier is matched to the specific geometry of the Touring tailgate, which facilitates installation in the original mounting points and ensures proper wiring harness routing.

Benefits of using an original BMW component

Choosing an antenna amplifier dedicated to the BMW G31 Touring allows you to maintain the factory operating parameters of the antenna system. An original part from the BMW group guarantees:

• compatibility with the vehicle's electrical installation and communication buses,
• proper shielding and impedance matching of the antenna path,
• no need for modifications to wiring harnesses or connectors,
• consistency with the vehicle's software and equipment configuration.

This solution is particularly beneficial for repairs after tailgate damage, bodywork interventions, or problems with radio signal loss, where it is essential to restore the vehicle to a factory-like state.

Product characteristics and installation

The presented antenna amplifier belongs to the Car antennas category and is a component intended for installation inside the tailgate. As an OEM BMW part, it has been designed with the following in mind:

• precise fit with the Touring tailgate structure,
• proper grounding and shielding relative to the body,
• trouble-free connection to factory antenna connectors and electrical installation.

The used condition means that the module comes from disassembly, which allows for maintaining the manufacturer's original specifications while reducing repair costs compared to a new component.

Why it is worth choosing a used OEM part

In the case of components such as the tailgate antenna amplifier in the BMW G31 Touring, it is crucial to maintain original build quality and compatibility. A used OEM part is a reasonable compromise between price and technical parameters – the module is consistent with the factory design, while simultaneously allowing for a significant reduction in service costs compared to aftermarket replacements or new components.

If you want to better understand why original parts from disassembly are a safe and cost-effective solution, read the article Quality guarantee and OEM safety – why used original car parts are the best choice for your car?, which discusses in detail the advantages of using OEM parts in repairs.

Expansion and modernization of the BMW antenna system

If you are planning a comprehensive repair or modernization of the rear body area in your BMW and need other components from the same group, such as antenna modules, antenna bases, or additional amplifiers, check the available parts in the BMW car antennas category.