Audi A3 8P 5 Door Rear Subwoofer Loud Speaker Left N/S Blaupunkt 8P4035382B

Audi A3 8P 5 Door Rear Subwoofer Loud Speaker Left N/S Blaupunkt is an original audio component designed for the rear left side of the five-door Audi A3 8P. This used OEM component ensures consistency with the factory sound system, maintaining proper acoustic parameters and mounting fitment. It is a practical solution for replacing a damaged speaker when you want to preserve the original sound quality and ensure seamless compatibility with the vehicle's electrical installation.

Specifications and technical data

• SKU: 8P4035382B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P4035382B
• Substitutable numbers: 8P4035382B, 8P4 035 382 B, 7606500230, 7 606 500 230
• Location on the vehicle: Rear, Left
• Category: Trim

Purpose and compatibility

The presented subwoofer is designed specifically for the rear left door of the Audi A3 8P generation in the five-door version. This ensures proper fitment in terms of:

• mounting geometry in the door,
• diameter and depth of the speaker basket,
• electrical connector compatible with the factory wiring.

As a result, the installation process is similar to the factory standard, without the need for modifications to the upholstery or wiring harness.

Acoustic characteristics and role in the audio system

The Blaupunkt subwoofer is responsible for reproducing lower and mid-low frequencies in the rear area of the cabin. Its use allows for:

• achieving a fuller, more balanced frequency response in the factory audio system,
• correct bass reproduction without excessive distortion,
• maintaining a consistent sound character with the other factory speakers.

Replacing a damaged unit with an original subwoofer from the same series minimizes the risk of volume and sound color discrepancies between the sides of the vehicle.

Construction, installation, and vehicle integration

As an OEM part from a renowned manufacturer, the speaker is structurally adapted for operation in the rear left door. The properly selected housing, basket, and diaphragm work with the door volume, which translates into stable operating conditions for the transducer. This makes it easier to achieve predictable acoustic parameters without additional tuning.

During installation, it is important to properly seat the speaker in the factory mounting points and maintain a seal between the basket and the door panel. Thanks to the compatibility with the original electrical installation, there is no need for adapters or soldering wires, which reduces the risk of future malfunctions.

Why choose an original used speaker

For audio components in Audi vehicles, using an original, used subwoofer is often a reasonable compromise between cost and quality. You maintain factory fitment while avoiding problems typical of universal replacements, such as mismatched mounts or different electrical parameters. This is especially important when you want to maintain the original character of the interior and the sound of the audio system.

Related Audi trim and decorative elements

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 decorative trims, linings, or decorative panels, check the available parts in the Audi linings, decorative trims and decorations category.

To better understand when it pays to reach for original used components instead of investing in expensive refurbishment, it is worth reading our guide: Manual gearbox failures in cars – why is an original used part a more sensible choice than refurbishment?