Audi TT FV 8S Front Door Bass Speaker Low Tone Audio Right Side O/S 8S0035413

Visual condition of the part

The product shows signs of use visible in the photos.

Audi TT FV 8S Front Door Bass Speaker Low Tone Audio Right Side O/S is an original audio system component designed for installation on the passenger side. Thanks to its factory-fit design for the door structure, it ensures stable operation, proper low-frequency reproduction, and acoustic consistency with other sound system components. This is a practical solution for replacing a damaged speaker or restoring the full functionality of the factory audio system.

Specifications and technical data

• SKU: 8S0035413
• Mark: Audi
• Condition: Used
• OEM Part Number: 8S0035413
• Substitutable numbers: 8S0035413, 8S0 035 413
• Location on the vehicle: Front, Right
• Part type: Door Panel
• Category: Door Panels

Purpose and fitment for Audi TT FV 8S

The presented bass speaker has been designed specifically for the front right door of the Audi TT FV 8S generation, which ensures precise fitment to factory mounting points and proper compatibility with the vehicle's electrical installation. Its placement in the passenger-side door zone allows for the preservation of the original soundstage and even distribution of bass within the cabin.

Thanks to a design that meets the manufacturer's requirements, this component integrates well with other sound system parts, minimizing the risk of resonance and unwanted vibrations. This is particularly important in vehicles of the Audi TT class, where the interior is compact and any additional noise can reduce driving comfort.

Bass speaker performance characteristics

The speaker is responsible for handling low tones in the front door, which translates into clearer, fuller bass when listening to music. The low-tone construction allows for efficient acoustic energy transfer while maintaining control over the diaphragm, which limits distortion at higher volume levels.

Positioning in the lower part of the door helps build a stable bass foundation in the cabin while relieving other speakers from the need to reproduce low frequencies. As a result, the entire audio system can operate in a more balanced manner, improving the clarity of mid and high tones.

Benefits of using an original component

Choosing an original bass speaker for an Audi offers several practical advantages:

• factory fitment for the front right door of the vehicle,
• maintenance of sound consistency with other speakers in the car,
• no need for modifications to the installation or mounts,
• restoration of the original audio system performance parameters.

For the user, this means faster installation, predictable acoustic results, and a lower risk of operational issues compared to generic replacements.

Component condition and service application

The speaker falls under the Door Upholstery category, which highlights its close connection to the door panel structure and interior trim. As a used part, it is particularly useful for servicing vehicles where the speaker has suffered mechanical damage, the door interior has been flooded, or the audio installation has been tampered with.

It can be used both for standard repairs after a failure and for restoring the car to a factory-like state after audio modifications. The correct vehicle placement (front, right side) facilitates part selection in the workshop and reduces the risk of installation errors.

Door zone expansion and additional resources

If you are planning a comprehensive repair or upgrade of the door zone in your Audi and need other elements from the same group, such as door panels, trims, or speaker grilles, check out the available parts in the Audi Door Upholstery category.

For service work also involving the powertrain or diagnostics of a diesel unit, the article describing the symptoms and effects of improper injector operation may be helpful – more information can be found in the material on diesel injector faults, their identification, and the consequences of neglect.