Audi A4 B8 A5 8T Rear Tweeter Speaker Door Left Right N/O/S 8T035399B

Audi A4 B8 A5 8T Rear Tweeter Speaker Door Left Right N/O/S is an original audio system component designed for installation in the rear doors on either the left or right side. Thanks to its factory-fitment for Audi models, it ensures consistent sound quality with the other speakers and stable integration with the door trim. This is a practical solution for replacing a damaged tweeter or restoring full functionality to your sound system.

Specifications and technical data

• SKU: 8T035399B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T035399B
• Substitutable numbers: 8T035399B, 8T0 353 99B
• Location on the vehicle: Rear, Right, Left
• Category: Door Panels

Purpose and Audi Compatibility

The presented rear tweeter is specifically designed for installation in the doors of Audi A4 B8 generation and Audi A5 8T models. The design is based on factory mounting points within the Door trim, allowing for installation without modifications while maintaining the original panel geometry. The component works with the stock audio wiring, requiring no additional adapters or harness modifications.

Vehicle Placement and Acoustic Function

The tweeter is intended for installation in the rear of the vehicle, on both the right and left sides. This placement allows for an even distribution of high frequencies throughout the cabin, improving sound clarity for rear-seat passengers. The tweeter is responsible for reproducing details – such as vocals, cymbals, or high-frequency instrument components – which significantly contributes to the clarity and precision of the soundstage.

Benefits of Using an Original Tweeter

Using a factory tweeter in your Audi offers a range of practical advantages:

• secure fitment to the door structure and trim, without any play or material stress,
• preservation of a consistent sound character with the rest of the system's speakers,
• no need for interference with the vehicle's electrical installation,
• easier diagnostics and future service thanks to compatibility with factory solutions.

For the user, this means faster installation, predictable acoustic results, and seamless integration with the car's interior.

Use in Repairs and Interior Restoration

The rear door tweeter is suitable both for standard replacement of a damaged component and for broader interior restoration involving door panels and their equipment. Replacing the speaker is particularly important when symptoms such as loss of high tones, crackling, or sound distortion occur in the rear of the cabin. Restoring a functional tweeter allows you to experience the full potential of the factory audio system and improves daily driving comfort.

Expanding the Audi Door Zone

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other components from the same group, such as panels, inserts, or complete trims, check out the available parts in the Audi door trim category.

For those interested in a broader look at the development of solutions used in premium cars, including interior equipment and components, you may find the article describing the evolution of flagship models helpful – you can find it here: Evolution of the Mercedes S-Class: from W140 to W222 – innovations and parts over the years.