Audi A6 C6 FL Tweeter Speaker Door Rear Left Right N/O/S Set x2 4F0035399A

Audi A6 C6 FL Tweeter Speaker Door Rear Left Right N/O/S Set x2 is an original set of tweeters designed for installation in the rear interior of the Audi A6 C6 generation after the facelift. The set includes components for both the left and right sides, allowing for a consistent, technically correct replacement of both tweeters and the restoration of the factory sound characteristics. This is a practical solution for users who want to maintain the original acoustics and aesthetics of the factory audio system.

Specifications and technical data

• SKU: 4F0035399A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0035399A
• Substitutable numbers: 4F0035399A, 4F0 035 399 A
• Location on the vehicle: Rear, Right, Left
• Part type: Door Panel
• Category: Door Panels

Purpose and vehicle placement

The presented set of tweeters is designed for installation in the rear of the Audi A6 C6 FL cabin, on the left and right sides. Placement in the rear door or door panel area allows for proper distribution of high frequencies throughout the interior, which translates into a more balanced soundstage for rear-seat passengers.

The factory fitment for this specific model generation reduces the risk of installation issues and eliminates the need for wiring modifications. As a result, this set is particularly beneficial when replacing damaged tweeters or restoring the completeness of the audio system after door panel repairs.

Technical and functional characteristics

The tweeters in this set are responsible for reproducing higher frequency bands, which is crucial for the clarity of details – such as vocals, high-pitched instrument tones, or onboard system signals. Using original Audi components helps maintain sound consistency with the other speakers in the vehicle.

The set covering the left and right sides allows for:

• simultaneous replacement of both tweeters in the rear of the vehicle,
• maintaining acoustic symmetry between the left and right sides,
• reducing differences in sound characteristics resulting from mixing different manufacturers.

Thanks to this, the user receives a consistent, predictable result after installation, without the need for additional audio system tuning.

Integration with door panels

The product belongs to the Door panels category, which emphasizes its close connection with interior trim elements. The tweeters are structurally prepared to work with factory mounts and grilles, which facilitates aesthetic installation without interfering with the original structure of the upholstery.

Such a solution is particularly beneficial for:

• repairs after mechanical damage to door panels,
• interior renovation after removing the upholstery,
• restoring the completeness of the factory sound system after previous modifications.

Product condition and benefits of using used parts

The offered set of speakers is a used item, which in practice means a beneficial combination of original build quality and an attractive price compared to new components. For many Audi A6 C6 FL users, this is a sensible choice for maintenance repairs or restoring the functionality of the audio system in an older vehicle.

Using original, used components allows for maintaining compatibility with the factory electrical installation and avoiding problems typical of replacements with uncertain parameters. This is a practical solution for workshops and individual users who expect a predictable result after installation.

Support with selection and further expansion

If you are planning a comprehensive repair or upgrade of the door and panel area in your Audi and need other elements from the same group, such as upholstery panels, speaker grilles, or additional decorative inserts, check the available parts in the Audi Door panels category.

For a better understanding of how using original, used components affects repair lead times and service costs, it is worth reading an article describing the practical aspects of OEM parts availability – you can find it here: Availability of car parts off-the-shelf vs. repair time – how do used OEM parts shorten workshop stays?.