Audi Q7 4L Bose Surround Speaker D-Pillar Left Right N/O/S 4L0035361

Audi Q7 4L Bose Surround Speaker D-Pillar Left Right N/O/S is an original audio equipment component designed for installation in the vehicle's rear pillars. Engineered for the Bose system, it ensures consistent sound quality with the other factory speakers and helps maintain high-fidelity audio performance in the cabin. It is a practical solution for users who wish to preserve the factory interior character and correct acoustics without interfering with the wiring.

Specifications and technical data

• SKU: 4L0035361
• Mark: Audi
• Condition: Used
• OEM Part Number: 4L0035361
• Substitutable numbers: 4L0035361, 4L0 035 361
• Location on the vehicle: Right, Left
• Category: Trim

Purpose and vehicle placement

The presented pillar speaker is dedicated to the Audi Q7 4L model with the factory Bose sound system. The component is mounted in the rear part of the body, on either the right or left side, within the pillars, allowing it to operate under optimal acoustic conditions without occupying luggage or passenger space.

Positioning in the upper area of the body allows for better sound dispersion in the cabin, which translates into more uniform coverage of high and mid-range frequencies in the rear of the vehicle. Using an original pillar speaker helps maintain the proper balance between the front and rear of the audio system.

Construction and integration with the Bose system

The speaker has been designed to work with the factory amplifier and wiring of the Bose system in the Audi Q7 4L. This means matched impedance, appropriate frequency response, and the correct level of efficiency, which minimizes the risk of distortion and overload.

Key advantages include:

• factory fitment to the vehicle's electrical installation,
• preservation of consistent sound character with other Bose speakers,
• installation in original mounting points without the need for upholstery modifications.

As a result, the pillar speaker is a functional choice when replacing a damaged component or restoring the full performance of the audio system after previous modifications.

Benefits of using an original pillar speaker

Using an original speaker in the Audi Q7 4L rear pillar allows for maintaining predictable acoustic parameters and stable operation of the entire sound system. Compared to universal replacements, this component ensures:

• proper matching with the factory Bose amplifier,
• no need for interference with the wiring harness,
• preservation of interior aesthetics thanks to mounting in the original housing.

For users who value equipment consistency and acoustic comfort, choosing such a component is a technically safe and predictable solution in operation.

Component condition and service application

The pillar speaker belongs to the Trims, decorative strips, and moldings group, which means that beyond its acoustic function, it contributes to the interior finish within the pillar area. It can be used both for standard replacement of a damaged speaker and for restoring the factory audio system after previous non-factory modifications.

Due to its purpose, this component is particularly useful in service centers specializing in the Audi brand and in workshops dealing with professional reconstruction of factory multimedia installations.

If you are planning a comprehensive repair or upgrade of the interior trim area in your Audi and need other elements from the same group, such as covers, overlays, or additional strips, check the available parts in the Audi Trims, decorative strips, and moldings category.

For users interested in a broader approach to vehicle servicing and component selection in other systems, a guide on diagnostics and selection of drivetrain elements may be helpful – you can find it in the article Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain system, which discusses practical aspects of working with components in vehicles equipped with advanced systems.