Audi A3 8P A4 B6 Cabriolet Bose Rear Speaker Left Right N/O/S 8H0035411A

Visual condition of the part 

The product shows signs of use visible in the photos. 

Audi A3 8P A4 B6 Cabriolet Bose Rear Speaker Left Right N/O/S is an original audio system component designed for installation in the rear doors of Audi vehicles. Engineered as part of the factory Bose sound system, it ensures consistent sound quality with other components and helps maintain the uniform acoustic characteristics of the interior. This is the ideal solution for users who want to technically restore or maintain the factory audio configuration in their vehicle.

Specifications and technical data

• SKU: 8H0035411A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0035411A
• Substitutable numbers: 8H0035411A, 8H0 035 411 A
• Location on the vehicle: Rear, Right, Left
• Category: Door Panels

Purpose and vehicle placement

The presented speaker is dedicated to installation in the rear doors, with the versatility to be used on either the left or right side of the vehicle. This solution simplifies component selection when replacing a single speaker in the rear axle, without the need to search for separate versions for each side. Its placement in the door allows for proper sound dispersion in the cabin and maintains the factory-designed acoustic stage.

Technical characteristics and Bose system integration

The speaker has been developed as an element of the Bose system used in Audi models, which means it is matched in terms of impedance, power, and frequency response to the factory amplifier and other transducers. As a result, no additional configuration or modification of the installation is required after assembly – the component works with the existing wiring and vehicle electronics according to the manufacturer's specifications.

In practice, this translates into:

• stable performance across the full volume range provided by the Bose system,
• consistent sound with the front speakers and subwoofer,
• preservation of the factory balance and soundstage in the cabin.

Benefits of using an original Audi Bose speaker

Using an original speaker in the rear doors of an Audi allows you to avoid typical problems associated with installing aftermarket replacements, such as mechanical mismatch, the need for upholstery modifications, or the risk of improper amplifier loading. The component is designed for the specific architecture of the door and upholstery, which facilitates installation and reduces the time required for replacement.

Key advantages include:

• factory fitment – no need to interfere with the electrical wiring,
• preservation of the original Bose sound character,
• visual and structural consistency with other door elements.

Application in service practice

The speaker is suitable both for the spot replacement of a damaged transducer and for broader work related to interior restoration or improving acoustic comfort. Due to its compatibility with the factory audio system, it is particularly useful in situations where the priority is to maintain the original vehicle configuration without introducing tuning modifications.

Audi door upholstery – expansion and completion

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

Why choose used original parts

In the context of the current automotive parts market, used OEM components are becoming increasingly important, especially for premium segment cars. Original Audi audio elements, even pre-owned, often offer better fitment and predictable durability compared to many aftermarket replacements. If you want to learn more about the arguments for this choice, it is worth reading the article Crisis in the new parts market? Why used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend in 2026.