Audi A4 B8 8K A5 8T FWD Undertray Under Body Rear Trim Panel Cover 8K0825219

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A4 B8 8K A5 8T FWD Undertray Under Body Rear Trim Panel Cover is an original body component designed to protect the rear undercarriage in front-wheel-drive models. It ensures stable airflow under the vehicle, improves protection for critical components, and helps reduce noise and debris reaching the undercarriage. Thanks to its factory-spec fitment, it serves as a reliable service solution for repairs and reconstruction of the rear underbody area.

Specifications and technical data

• SKU: 8K0825219
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0825219
• Substitutable numbers: 8K0825219, 8K0 825 219
• Location on the vehicle: Rear
• Category: Other Exterior Parts & Accessories

Purpose and function of the underbody cover

The presented cover is dedicated to the rear undercarriage of Audi A4 B8 8K and Audi A5 8T vehicles with FWD. Its functions include:

• protecting structural and mounting elements in the rear underbody area from water, mud, and minor road impacts,
• streamlining airflow under the car, which promotes stability at higher speeds,
• limiting the ingress of debris into cavities and mounting spaces in the rear part of the body.

Its placement in the rear area of the vehicle allows for effective protection of this zone without interfering with other vehicle systems.

Construction and fitment for Audi A4 B8 / A5 8T

The cover is designed to be structurally compatible with the factory mounting points on the Audi undercarriage. This means that it:

• fits original brackets and mounts in the rear underbody,
• maintains proper geometry relative to other cover panels,
• requires no structural modifications for installation in compatible body versions.

As a result, installation is straightforward, and the entire assembly maintains consistency with other underbody components.

Characteristics of the used component

The offered underbody cover is a used part, allowing for an economical repair while maintaining the manufacturer's original specifications. In practice, this means:

• retaining the factory shape and mounting points,
• the ability to be used as a replacement for a damaged or missing cover,
• a favorable cost-to-quality ratio compared to aftermarket replacements.

Before installation, a standard inspection of the surface condition and mounting points is recommended to ensure proper seating in the rear of the vehicle.

Importance of a proper rear underbody cover

A correctly selected rear underbody cover affects operational comfort and the durability of components located in this area. It can reduce:

• the accumulation of mud and moisture in structural nooks,
• the risk of accelerated corrosion of metal elements in the rear of the body,
• excessive noise generated by road debris and stones.

For users who care about the technical condition of their undercarriage, using an original cover is a practical way to maintain proper protection of the vehicle's rear zone.

Complementary items and further knowledge

If you are planning a comprehensive repair or upgrade of the undercarriage area in your Audi and need other components from the same group, such as additional covers, soundproofing panels, or aerodynamic shields, check out the available parts in the Other Audi category.

For drivers interested in the differences in undercarriage construction between standard versions and sport RS models, a useful supplement may be an article discussing engine, brake, and chassis construction – details can be found in the material Audi RS vs other models – what is hidden under the hood and undercarriage?.