BMW X3 F25 Sound Insulation Tunnel Trim Covering Panel Rear 9175054

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X3 F25 Sound Insulation Tunnel Trim Covering Panel Rear is a component designed for the rear section of the vehicle, which helps to reduce noise transmission from the chassis into the cabin. Thanks to its factory-fit design for the center tunnel structure in the BMW X3 F25, it ensures stable mounting and predictable performance during operation. This is a practical solution for users who want to improve acoustic comfort without interfering with the body structure.

Specifications and technical data

• SKU: 9175054
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9175054
• Substitutable numbers: 9175054, 51489175054
• Location on the vehicle: Rear
• Category: Other Interior Parts & Accessories

Purpose and function in the BMW X3 F25

The described tunnel trim is a component of the rear vehicle sound insulation system, responsible for reducing vibrations and noise originating from the floor area and the drivetrain. Mounted in the rear zone of the center tunnel, it works in conjunction with other insulation materials to create a cohesive noise suppression system in the BMW X3 F25 cabin.

The properly selected shape and structure of the insulation allow for:

• reduction of noise levels in the rear part of the interior,
• limitation of vibration transmission from the chassis,
• preservation of the vehicle's factory acoustic character.

Construction and fitment to the rear tunnel

The sound insulation has been designed specifically for the geometry of the tunnel in the BMW X3 F25, which translates into precise fitment with floor elements and adjacent covers. The shape and placement of mounting points are adapted to the rear of the vehicle, ensuring that installation is straightforward, without the need for structural modifications.

Such fitment is important not only for acoustic comfort but also for:

• maintaining the proper routing of cables and installations running along the tunnel,
• protecting floor elements from minor mechanical damage from the interior side,
• maintaining an aesthetic finish for the rear part of the tunnel.

Application of the used component

The presented tunnel trim is a used part, sourced from dismantling, which allows for an economical repair or replacement of missing insulation in the BMW X3 F25. Choosing an original pre-owned component facilitates maintaining consistency with other interior parts and preserving the factory standard of workmanship.

Such a solution is particularly beneficial when:

• replacement of damaged or missing insulation in the rear tunnel section is necessary,
• the vehicle has undergone body or mechanical repairs in the floor area,
• it is important to maintain the original design and installation without adapting aftermarket replacements.

Integration with other interior elements

The tunnel trim works in conjunction with other soundproofing materials and interior trim elements in the rear cabin. Properly installed insulation helps maintain a cohesive layout of upholstery, carpets, and covers, which translates into a more organized interior and the reduction of unwanted resonances. This is particularly important in vehicles used on longer journeys, where acoustic comfort has a direct impact on the perceived driving comfort.

Support with selection and additional information

When working on the rear tunnel section of the BMW X3 F25, it is worth paying attention to the completeness of the soundproofing and the condition of adjacent covers and carpets. If you are planning a comprehensive repair or upgrade of the rear floor zone in your BMW and need other parts from the same group, such as covers, carpets, or additional insulation, check the available parts in the Other BMW category.

For a comparison of technical solutions used in different brands and segments, and to better understand the differences in the construction of drivetrains and chassis, the article comparing Audi's sport RS versions with standard models may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.