Audi A3 S3 8V Inner Wing Arch Housing Liner Rear Left Side N/S 8V5810171D

Audi A3 S3 8V Inner Wing Arch Housing Liner Rear Left Side N/S is an original body component from the Mudflaps group, designed for installation on the driver's side in the rear part of the vehicle. Designed by the manufacturer Audi, it ensures proper channeling of water, mud, and debris, protecting the body structure and suspension components from accelerated wear.

Specifications and technical data

• SKU: 8V5810171D
• Mark: Audi
• Condition: Used
• OEM Part Number: 8V5810171D
• Substitutable numbers: 8V5810171D, 8V5 810 171 D
• Location on the vehicle: Rear, Left
• Category: Splash Guards & Mud Flaps

Purpose and function of the component

The presented rear left wheel arch liner is tailored to the design of Audi A3 and S3 8V generation models, allowing it to precisely fill the space between the body and the wheel. Its task is to limit the contact of water, road salt, and small stones with the body surface, which helps maintain stable suspension geometry and reduces the risk of corrosion in critical points of the rear part of the vehicle.

The component is mounted in the rear zone, on the left side, which allows for precise alignment with factory mounting points. This solution facilitates service, reduces installation time, and minimizes the risk of improper fitment with other wheel arch components.

Benefits of using an original wheel arch liner

Using an original wheel arch liner in an Audi A3 or S3 8V provides a number of practical operational benefits:

• better protection of internal body surfaces against dirt and moisture,
• reduction of mud and stone accumulation within the wheel arch,
• stable mounting thanks to factory-provided mounting points,
• maintenance of proper airflow within the rear body area.

Thanks to its proper shape and fit, the liner supports maintaining cleanliness in the rear suspension zone, which facilitates subsequent inspections and diagnostics. This is particularly important in cars used year-round, exposed to intense weather conditions.

Installation and operational characteristics

The rear left wheel arch liner has been designed for installation in a specific location of the vehicle, which allows for maintaining the factory body geometry. Precise fitment to the rear, left side limits the need for additional modifications and allows for the use of standard mounting elements. Proper positioning relative to the body also helps reduce noise generated by stones and water hitting the wheel arch.

The product comes from dismantling, which means it is a used part, but still functional in the context of its protective role. For many users, this represents a favorable compromise between the quality of an original component and the purchase cost, especially for post-accident repairs or body restoration.

Application in service practice

Replacing the inner wheel arch liner is recommended in case of mechanical damage, cracks, or missing material fragments that may cause uncontrolled splashing of water and debris. A functional wheel arch liner helps maintain stable operating conditions for suspension components and cables routed within the rear part of the vehicle.

If you are planning a comprehensive repair or upgrade of the wheel arch protection zone in your Audi and need other elements from the same group, such as additional covers, extensions, or protective profiles, check the available parts in the Audi Mudflaps category.

Summary

Audi A3 S3 8V Inner Wing Arch Housing Liner Rear Left Side N/S is a practical choice for body repairs, especially after damage in the area of the rear wheel on the driver's side. Its original origin from the Audi range promotes the maintenance of factory fitment, and the use of this component allows for effectively limiting the impact of external factors on the vehicle structure and suspension components in the rear part of the car.