Underfloor Cover Mercedes W164 Sound Insulation Engine Panel Diesel A2515200055

Visual condition of the part

The product shows signs of use visible in the photos.

Underfloor Cover Mercedes W164 Sound Insulation Engine Panel Diesel is a practical body component designed for vehicles with a diesel engine. It provides additional acoustic insulation and protection for the lower part of the engine compartment, improving driving comfort and the refinement of the powertrain. As an original Mercedes component, this part guarantees a proper fit to the chassis structure.

Specifications and technical data

• SKU: A2515200055
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2515200055
• Substitutable numbers: A2515200055, A 251 520 00 55, BG
• Fuel type: Diesel
• Category: Door Panels

Purpose and function of the underfloor cover

The presented underfloor cover with sound insulation has been designed specifically for Mercedes W164 class models with a diesel engine. Its task is to limit the penetration of noise from the engine compartment into the cabin and to protect the lower elements of the powertrain from dirt and minor mechanical damage. As a result, the vehicle's interior remains significantly quieter, and the engine operation is perceived as smoother and more orderly.

Benefits of installation in a diesel-powered car

Diesel engines generate specific vibrations and sounds, which is why a properly selected underfloor cover with a sound-insulating layer is an important addition to the factory acoustic comfort package. Installing this part allows you to:

• reduce noise levels in the cabin during acceleration and highway driving,
• limit the ingress of dirt and moisture around the lower part of the engine,
• maintain more stable operating conditions for the powertrain,
• preserve the structural integrity of the chassis in accordance with the manufacturer's specifications.

Thanks to this, the driver receives a more orderly engine operating environment, and the vehicle maintains proper performance parameters in the long term.

Characteristics and fitment for the Mercedes W164

The cover has been developed as a component structurally compatible with the W164 platform, which translates into precise alignment with the mounting points on the body. The properly shaped surface ensures correct airflow management under the vehicle, which can support thermal stability in the engine area. The applied sound-insulating layer is adapted to the specifics of diesel units, which allows for effective reduction of the characteristic diesel operating noises.

Condition of the item and service application

The offered underfloor cover is a used part, which makes it an attractive solution for servicing vehicles where the factory panel has been damaged or worn out. Replacing it with an original component from the secondary market allows you to maintain proper protection of the lower engine area and preserve structural integrity without the need to resort to replacements with uncertain fitment. It is a reasonable choice for accident repairs, chassis restoration, or restoring the full completeness of covers in the car.

Mercedes door upholstery – expanding the comfort zone

If you are planning a comprehensive repair or upgrade of the side interior area in your Mercedes and need other elements from the same group, such as upholstery panels, decorative inserts, or complete linings, check out the available parts in the Mercedes door upholstery category.

More about the advantages of used parts

When planning service, it is worth considering the broader context of using secondary market components – their impact on repair costs, the cost-effectiveness of choosing OEM elements, and the practical aspects of operation. A broader discussion of these issues can be found in the article Smart Skoda servicing – why second-hand parts are the best choice for your wallet, which shows how to consciously approach the purchase of used components for various brands.