Audi A4 B8 S-Line Front Rear Door Entry Sill Trim Left Right N/O/S 8K0853373B

Audi A4 B8 S-Line Front Rear Door Entry Sill Trim Left Right are original trim components from the Linings, decorative strips and decorations group, designed specifically for the Audi A4 B8 generation S-Line models. They provide aesthetic and functional protection for the door sills, while simultaneously improving the visual appeal of the interior and the daily comfort of using the vehicle.

Specifications and technical data

• SKU: 8K0853373B-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0853373B
• Substitutable numbers: 8K0853373B, 8K0 853 373 B
• Location on the vehicle: Front, Rear, Left, Right
• Category: Trim

Purpose and fitment for Audi A4 B8 S-Line

The presented set of door sill trims has been developed as factory equipment for the Audi S-Line version, ensuring precise fitment to the shape of the sills and stylistic consistency with other interior elements. The design is intended for installation on both front and rear doors, on the left and right sides, allowing for a comprehensive replacement or completion of missing elements in the entire cabin entry area.

The original Audi origin ensures the maintenance of factory quality standards, geometry, and mounting methods, which facilitates installation and minimizes the risk of improper fitment with upholstery and door seals.

Construction, function and performance properties

Door sill trims serve a dual role: decorative and protective. On one hand, they are a visible finishing element of the entry area, emphasizing the sporty character of the S-Line version; on the other, they protect the sill against typical mechanical damage resulting from entering and exiting the vehicle.

• Protection of paint and sill edges against scratches and footwear scuffs.
• Aesthetic finishing of the cabin entry edge, consistent with the S-Line design line.
• Stable mounting in factory points, without the need for structural modifications.
• Can be used as a replacement element during post-accident repairs or interior renovation.

Thanks to the use of original geometry, the trims maintain appropriate rigidity and resistance to typical operational loads in the sill area, which translates into longer service life and a stable appearance over time.

Installation characteristics and service application

These elements are intended for installation in factory locations provided by the vehicle manufacturer, which allows for efficient replacement in service or workshop conditions. They can be used both during body and paint repairs after sill damage, as well as when refreshing the vehicle's interior if the existing trims are worn or missing.

The scope of application covers the cabin entry area on all four doors, which enables the maintenance of a uniform appearance and functionality on both sides of the vehicle. Thanks to this solution, the user can restore the factory character of the interior or replace missing elements after previous repairs.

Product condition and benefits of choosing a used part

The offered set comes from the used parts segment, which allows for an economical restoration of the original Audi A4 B8 S-Line interior appearance while maintaining factory specifications. Choosing original second-hand elements is particularly beneficial when you want to maintain material and color consistency with other cabin components.

Compared to aftermarket replacements, used OEM elements ensure better dimensional compatibility and predictable behavior during installation, which is important for both workshops and users servicing the vehicle themselves.

Expansion of Audi sill area modernization

If you are planning a comprehensive repair or modernization of the sill area in your Audi and need other elements from the same group, such as covers, overlays, or additional strips, check the available parts in the Audi Linings, decorative strips and decorations category.

If you are also thinking about refreshing the entire interior – seats, steering wheel, or other cockpit elements – it is worth checking out the advice on choosing used components that improve the ergonomics and appearance of the cabin. Practical tips can be found in the article Car interior tuning with Global Parts, where it is described how to effectively use used equipment elements when modernizing the interior.