Audi A3 8P A-Pillar Treble Speaker Tweeter Front Left Right N/O/S 8P0035399A

Audi A3 8P A-Pillar Treble Speaker Tweeter Front Left Right is an original interior component designed for installation in the front part of the cabin, on either the driver or passenger side. Thanks to its factory-fit design for the A-pillar, it ensures a consistent look with other trim elements and provides a stable mount. This is a practical solution for users who want to restore the proper operation of their Audi's audio system while maintaining the interior's aesthetics.

Specifications and technical data

• SKU: 8P0035399A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P0035399A
• Substitutable numbers: 8P0035399A, 8P0 035 399 A
• Location on the vehicle: Front, Left, Right
• Part type: Speaker Cover
• Category: Trim

Purpose and vehicle placement

The presented tweeter is designed for installation in the front A-pillar area, on both the left and right sides. This placement allows for precise direction of high frequencies towards the driver and passenger's ears, which improves sound clarity and the stereo soundstage in the cabin. The component is integrated with the pillar trim, creating a seamless look with the dashboard and other interior panels once installed.

Function in the audio system and interior

The tweeter is responsible for reproducing higher frequency bands – dialogues, musical details, and spatial effects. In practice, this means:

• better sound separation compared to door speakers alone,
• clearer vocals and high-pitched instruments,
• increased clarity of voice messages from the multimedia system. As an element from the Trims, decorative strips, and decorations group, it also serves an aesthetic role – the speaker grille is stylistically matched to the Audi interior, allowing for a consistent, factory-original cockpit appearance.

Installation characteristics

The speaker is intended for installation in the factory-designated location, which facilitates assembly and minimizes the need for modifications. Thanks to the properly designed housing shape and mounting points, it can be seated in the A-pillar stably, without play or unwanted vibrations. This solution helps reduce resonances and unwanted noises while driving.

Condition and service application

The component comes from a used vehicle, making it an attractive option for repairs and supplementing interior equipment in cars where the speaker or the entire A-pillar has been damaged. It is suitable both for standard replacement of a damaged component and for restoring the completeness of the audio system after bodywork repairs.

Integration with other Audi interior elements

Replacing the tweeter with an original component allows you to maintain stylistic and functional consistency with other cockpit elements. As a result:

• you avoid differences in the texture and color of the pillar trim,
• you maintain the factory character of the Audi interior,
• you minimize the risk of fitment issues with the headliner and dashboard. If you are planning a comprehensive repair or upgrade of your Audi's interior trim zone and need other elements from the same group, such as pillar covers, decorative cockpit strips, or additional trim panels, check the available parts in the Audi Trims, decorative strips, and decorations category. When selecting parts from the secondary market, it is worth knowing good practices related to purchasing used components – especially when interior modernization is combined with work on other vehicle systems. To better understand the specifics of used parts and make informed service decisions, check out our guide: Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?.