Audi A4 B8 Tweeter Speaker Cover Door Front Left N/S Trim Black 8K0035423A

Visual condition of the part 

The product shows signs of use visible in the photos. 

Audi A4 B8 Tweeter Speaker Cover Door Front Left N/S Trim Black is an original door trim component that provides an aesthetic and functional cover for the area around the tweeter. Thanks to its factory-fit design for the Audi body, this black triangular cover allows you to restore a cohesive interior look and proper sound guidance in the front left door.

Specifications and technical data

• SKU: 8K0035423A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0035423A
• Substitutable numbers: 8K0035423A, 8K0 035 423 A
• Location on the vehicle: Front, Left
• Color: Black
• Category: Trim

Purpose and function of the component

The cover is designed for installation in the front left door, in the mirror pillar area where the speaker is housed. It is responsible for the aesthetic finishing of this part of the upholstery and for the stable mounting of the grille over the audio driver. The black color allows for a seamless match with most factory interior configurations of the Audi A4 B8, without the need for additional modifications.

Construction and fitment for Audi

As a part of the Trims, decorative moldings and decorations group, the cover has been designed for precise fitment with the door upholstery and other decorative panels. The triangular shape corresponds to the geometry of the mirror arm and the window edge, which minimizes the risk of looseness, rattles, or unwanted vibrations while driving.

Factory mounts allow for installation in place of the original part without the need to modify the door structure. As a result, the component works well with the factory audio system, without restricting the speaker's performance or causing additional resonance.

Condition and service application

The product is in used condition, making it a cost-effective solution for post-accident repairs, replacing damaged interior components, or restoring the completeness of the door upholstery. It is a practical choice when you want to maintain the original character of the cabin without investing in new, more expensive components.

The cover is suitable both for point replacement of a single element and for broader renovation work within the driver's door, where visual and structural consistency with the remaining panels is important.

Benefits of installing the original cover

• Restoration of the factory look of the speaker area in the front left door.
• Better fitment to the upholstery than with universal replacements.
• Stable mounting of the grille, reducing unwanted noises while driving.
• Color consistency with black interior elements.

By using an original component, you can maintain a uniform cockpit aesthetic and proper integration with the factory sound system, which is important for both visual and functional reasons.

Expanding interior finishing work for Audi

If you are planning a comprehensive repair or upgrade of the door and mirror pillar area in your Audi and need other elements from the same group, such as covers, decorative moldings, or decorative upholstery panels, check out the available parts in the Audi trims, decorative moldings and decorations category.

If you want to better plan the selection of used finishing elements and learn about the advantages of original second-hand components, it is worth checking out our guide: The best used car parts – a guide to the most frequently chosen original parts.