Audi A3 8P Door Card Speaker Rear Left Right N/O/S Audio Speaker 8H0035411

Audi A3 8P Door Card Speaker Rear Left Right N/O/S Audio Speaker is an original audio component designed for installation in the rear doors on either the left or right side. Thanks to its factory-fit compatibility with the vehicle's electrical and acoustic systems, it ensures consistent sound quality with the other components of the audio system. This is a practical solution both for replacing a damaged speaker and for restoring the full functionality of the factory audio system.

Specifications and technical data

• SKU: 8H0035411D
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0035411D
• Substitutable numbers: 8H0035411D, 8H0 035 411 D
• Location on the vehicle: Rear, Right, Left
• Category: ECUs & Computer Modules

Purpose and compatibility for Audi A3 8P

The presented speaker has been designed for the rear doors of the Audi A3 8P, with the option of installation on either the left or right side. This ensures the correct mounting geometry, appropriate spacing of fasteners, and compatibility with the factory wiring harness. As a result, the component operates under the optimal acoustic conditions intended by the vehicle manufacturer.

Placement in the rear of the cabin allows for an even distribution of the soundstage between the front and rear, which improves listening comfort for all passengers. Using an original speaker reduces the risk of unwanted resonance, crackling, or impedance mismatch with the factory radio or amplifier.

Technical and functional characteristics

The speaker belongs to the Electronic control modules and controllers group, which highlights its role as an integral part of the vehicle's electronic system. The design is prepared for integration with the standard Audi audio system, without the need for additional adapters or wiring modifications.

Key functional features of this component include:

• factory fit for the rear door area on both the left and right sides,
• maintenance of sound consistency with other speakers in the vehicle,
• stable operation under automotive conditions (temperature changes, vibrations),
• easy installation in place of the original component.

By using an original solution, you can maintain the balance between low, mid, and high frequencies as intended by the manufacturer, which is important for both daily use and longer trips.

Condition of the item and benefits of choosing a used part

The offered speaker is a used part, which allows for an economical repair of the audio system while maintaining the vehicle's original specifications. Choosing this solution is beneficial when you want to preserve the factory character of the sound system without investing in expensive aftermarket kits.

Using used OEM components in electronic and audio systems is a common service practice – it allows for cost reduction while maintaining high compliance with factory operating parameters. This is particularly important in vehicles where the multimedia system is integrated with other electronic modules.

Professional installation and operation

To fully utilize the potential of this speaker, installation in accordance with Audi service procedures is recommended. This includes proper seating in the door panel, correct tightening of fasteners, and proper connection of electrical connectors. This installation method minimizes the risk of sound interference and ensures stable operation over a long period of use.

In the case of expanding or upgrading the audio system in VAG group cars, it is worth considering the use of original components from higher equipment versions. You can find more on this topic in the article on retrofitting and upgrading VAG and BMW group cars using used parts, which describes a practical approach to equipment modifications.

Expanding knowledge about electronic modules

Multimedia systems and electronic modules in modern cars form a coherent ecosystem in which speakers work with control units, amplifiers, and user interfaces. If you are interested in the broader context of how such systems work, including diagnostics and controller repair in other brands, it is worth reading the material on servicing iDrive systems and electronic modules in BMW 3 and 5 series using dismantled parts. It allows for a better understanding of how important the correct integration of all onboard electronic elements is.

If you are planning a comprehensive repair or upgrade of the electronic zone in your Audi and need other elements from the same group, such as comfort controllers, multimedia modules, or other components managing electronics, check the available parts in the Audi electronic control modules and controllers category.