Audi A3 S3 8V Door Card Speaker Rear Left Right N/O/S Audio Speaker 8V4035411C

Visual condition of the part 

The product shows signs of use visible in the photos. 

Audi A3 S3 8V Door Card Speaker Rear Left Right N/O/S Audio Speaker is an original audio component designed for installation in the rear doors of Audi A3 and S3 8V generation models. Thanks to its factory design, the speaker works perfectly with the stock sound system, ensuring consistent sound quality and a precise fit for the door cards. This is a practical solution for users who want to maintain the original sound characteristics and compatibility with the vehicle's electrical installation.

Specifications and technical data

• SKU: 8V4035411C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8V4035411C
• Substitutable numbers: 8V4035411C, 8V4 035 411 C
• Location on the vehicle: Rear, Right, Left
• Category: Trim

Purpose and vehicle placement

The presented speaker is intended for installation in the rear part of the vehicle, in the door cards on the left or right side. This placement allows for proper soundstage reproduction in the cabin, maintaining the factory frequency distribution between the front and rear. The construction has been prepared specifically for the geometry of the Audi A3 / S3 8V doors, which facilitates installation and reduces the risk of unwanted resonances.

Construction and fitment for the Audi audio system

The speaker has been designed as an element of the Audi audio system, with a properly selected diameter, mounting depth, and performance characteristics. Thanks to this:

• it fits the factory mounts in the rear door cards,
• it works with the stock electrical harness without the need for modifications,
• it maintains tonal consistency with the other speakers in the vehicle.

This solution is particularly beneficial for those who want to restore the factory functionality of the sound system after damage or wear of the original speaker, without interfering with the installation and without the risk of compatibility issues.

Benefits of using an original Audi speaker

Using an original door card speaker in the Audi A3 / S3 8V offers a number of practical advantages:

• preservation of the sound quality intended by the manufacturer in the rear of the cabin,
• secure fit to the door cards and factory mounting brackets,
• no need for adapters, spacers, or additional modifications,
• consistent appearance and construction in line with other audio system components.

For users who value original solutions, this is a reasonable way to perform a technically correct repair or replacement of an audio component, while maintaining functionality consistent with the manufacturer's design.

Practical application and replacement scenarios

The rear door card speaker will prove useful both when replacing a damaged element (e.g., after mechanical damage to the diaphragm) and when restoring the completeness of the audio system after previous modifications. Due to its factory design for the Audi A3 / S3 8V, it can be used in the following situations:

• repair of a non-functioning audio channel in the rear doors,
• replacing a missing speaker after the previous set was removed,
• restoring the stock sound configuration after the installation of non-factory components.

This approach allows for maintaining installation consistency while reducing the time required for assembly and diagnostics.

Brand, category, and compliance with the used original parts trend

The item comes from the Audi range and belongs to the group of products classified as Trims, decorative strips, and moldings, which in practice means it matches the factory interior finish elements and door cards. Choosing an original component from this brand is consistent with the current trend of using used OEM parts in premium segment cars. If you want to better understand why such a solution is increasingly chosen by conscious drivers, it is worth reading the article Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.

If you are planning a comprehensive repair or upgrade of the door and door card area in your Audi and need other elements from the same group, such as covers, overlays, or additional strips, check out the available parts in the category Audi Trims, decorative strips, and moldings.