Audi A4 B8 Wheel Arch Rear Right O/S Housing Cover Splash Guard 8K0810172C

Visual condition of the part 

The product shows signs of use visible in the photos. 

Audi A4 B8 Wheel Arch Rear Right O/S Housing Cover Splash Guard is an original body component from the Mud Flaps group, designed for installation in the rear right section of the vehicle. It provides effective protection for the wheel arch and suspension components against water, mud, and minor mechanical damage, which translates into stable vehicle operation and easier maintenance of the bodywork in good condition.

Specifications and technical data

• SKU: 8K0810172C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0810172C
• Substitutable numbers: 8K0810172C, 8K0 810 172 C
• Location on the vehicle: Rear, Right
• Category: Splash Guards & Mud Flaps

Purpose and function of the wheel arch liner

The rear right wheel arch liner in the Audi A4 B8 is responsible for covering the inner part of the bodywork in the wheel area, limiting direct contact of water, road salt, and debris with structural elements. This reduces the risk of accelerated corrosion, and ensures that suspension components and bumper mounts operate in more controlled conditions. This solution is important both for the durability of the vehicle and for maintaining proper performance while driving on wet or dirty surfaces.

Construction and fitment for the Audi A4 B8

The component has been designed specifically for the Audi A4 B8 platform, taking into account the body geometry and the shape of the wheel well on the rear right side. The properly contoured design facilitates installation at factory mounting points, which allows for maintaining proper alignment with other body panels. As a result, the wheel arch liner does not require modifications, and after installation, it creates a cohesive shield with other protective elements in this area.

Benefits of using an original wheel arch liner

Using an original wheel arch liner in an Audi provides a number of practical benefits:

• maintaining factory geometry and fitment in the rear right section of the body,
• limiting the accumulation of mud and water in critical structural points,
• better protection of suspension components and bumper mounts against dirt,
• easier cleaning of the wheel well and inspection of the sheet metal condition in this area.

Thanks to this, body protection in the rear right wheel zone is more predictable, and the risk of damage resulting from daily use is reduced.

Characteristics of the used component

The presented wheel arch liner comes from the used parts segment, which allows for economical repair while maintaining the manufacturer's original specifications. This type of solution is particularly beneficial for post-accident repairs or restoring a car to full efficiency after operational damage, when the priority is compliance with the factory design and a reasonable purchase cost.

Installation zone and integration with the bodywork

The wheel arch liner is intended for installation in the rear right part of the vehicle, where it works with the outer fender skin, bumper, and cover mounting elements. A correctly installed component creates a barrier against debris thrown from under the wheel, which contributes to a longer service life of metal and plastic components in this zone. Precise fitment for the Audi A4 B8 promotes maintaining the factory look of the wheel well and the proper operation of other covers.

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

If you are interested in a broader context of selecting used drivetrain components and want to better understand when it is worth choosing original parts from dismantling, check out the article Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement, which shows a practical approach to choosing OEM components.