Audi A3 8V Rear Boot Subwoofer Speaker Bass Low Tone 8V0035412B

Audi A3 8V Rear Boot Subwoofer Speaker Bass Low Tone is an original audio system component, designed specifically for the rear section of the Audi A3 8V generation. Thanks to its factory design and precise fitment for the vehicle's installation, it ensures consistent sound quality with the other speakers and stable operation within the factory multimedia system. This is a practical solution both for replacing a damaged subwoofer and for restoring the full functionality of the stock audio system.

Specifications and technical data

• SKU: 8V0035412B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8V0035412B
• Substitutable numbers: 8V0035412B, 8V0 035 412 B
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Purpose and function in the audio system

The presented subwoofer is a component of the factory audio system in the Audi A3 8V, mounted in the rear of the vehicle. It is responsible for handling low frequencies, i.e., bass, relieving the door speakers and improving the clarity of mid and high tones. As a result, the sound in the cabin is more balanced, and the music gains depth and dynamics without the need for additional, non-factory solutions.

Its placement in the rear area of the body allows for effective use of the interior acoustics, which translates into even bass distribution between the front and rear of the cabin. The subwoofer works with the vehicle's factory electronics, which minimizes the risk of interference and compatibility issues.

Compatibility and integration with vehicle electronics

As an element from the Electronic control modules and drivers group, this subwoofer is designed to work with original Audi audio controllers. This means that once properly connected, it maintains full integration with the multimedia system, sound equalization, and factory vehicle settings. The lack of need for additional programming or adapters simplifies the installation process and reduces the risk of installation errors.

The subwoofer is intended for installation in the rear of the car, in the location provided by the manufacturer. This solution ensures stable mounting, proper cooling, and safe cable routing, which is important for both the durability of the component and the safety of use.

Performance characteristics and benefits of use

Choosing an original Audi subwoofer for the A3 8V allows you to maintain the consistency of the entire audio system. In practice, this means:

• maintaining the factory sound characteristics intended by the manufacturer,
• proper cooperation with the stock amplifier and other speakers,
• no interference with the electrical wiring and vehicle electronics,
• easier diagnostics in case of potential audio system faults.

For the user, this translates into stable audio system performance and the reduction of unwanted effects, such as distortion, crackling, or uneven bass distribution in the cabin. This is particularly important in cars where daily comfort and predictable electronic behavior are valued.

Condition, origin, and practical installation tips

The offered subwoofer is a used part, sourced from dismantling, which allows for an economical replacement while maintaining the manufacturer's original specifications. When installing, it is worth paying attention to:

• proper seating in the factory mounting location in the rear of the vehicle,
• checking electrical connectors for cleanliness and secure contact,
• verifying the correct operation of the audio system after installation (balance, fader, bass level).

To ensure that the selected component will properly work with your car's electronics, matching it by OEM number or vehicle data may be helpful. Detailed tips on selecting used modules and electronic components can be found in the guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

Selecting other elements from the same group

If you are planning a comprehensive repair or upgrade of the multimedia-audio zone in your Audi and need other elements from the same group, such as amplifiers, audio controllers, or sound management modules, check the available parts in the Audi electronic control modules and drivers category.

In case of doubts regarding the compatibility of a specific component with your car, a practical guide to identifying parts by OEM number and vehicle data may also be helpful: Guide: how to choose the right car part by VIN and OEM number. This will make it easier for you to verify whether the offered subwoofer will be the right choice for your Audi A3 8V.