Porsche Cayman Boxster 982 Door Sill Step Plate Trim Left N/S 99155502003

Visual condition of the part

The product shows signs of use visible in the photos.

Porsche Cayman Boxster 982 Door Sill Step Plate Trim Left N/S is an original door sill trim element designed for installation on the driver's side. As part of the Protective and decorative trims group, it enhances the aesthetics of the cabin entrance while protecting the sill against typical mechanical damage during entry and exit.

Specifications and technical data

• SKU: RHD-99155502003
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99155502003
• Substitutable numbers: 99155502003, 991 555 020 03
• Location on the vehicle: Left
• Part type: Door
• Category: Body Mouldings & Trims

Purpose and function in the Porsche Cayman / Boxster 982

The described left door sill trim is dedicated to Porsche Cayman and Boxster 982 generation models, where it is responsible for the aesthetic finish of the sill and the protection of the paint and body structure in this area. It is mounted in the lower part of the door opening on the driver's side, creating a visually cohesive transition between the body and the interior.

Thanks to its factory origin, it maintains the correct fit to the shape of the sill, which translates into even adhesion and the absence of unwanted gaps. This is particularly important in sports cars, where the precision of interior component fitment influences the overall perception of quality.

Construction and mounting fitment

The door sill trim has been designed as a component structurally compatible with the original mounting points in the Porsche Cayman and Boxster 982. This allows for installation without the need for modifications, drilling, or the use of non-factory solutions.

• Geometry matched to the sill profile on the left side of the vehicle.
• Adapted to work with factory clips and mounts in the body.
• Finish corresponding to Porsche brand quality standards.

Such a solution allows for maintaining the stylistic consistency of the interior and reduces the risk of rattles or squeaks resulting from improper component fitment.

Performance characteristics of the used component

The offered door sill trim is a used component, which in practice means it comes from vehicle dismantling and may show signs of normal wear. However, this type of part is an attractive alternative to new components, especially in the case of sports cars, where original trim elements can be expensive.

Choosing a used door sill trim allows you to:

• reduce the costs of repair or interior refreshment,
• preserve the original character of the Porsche finish,
• maintain visual consistency with other cabin elements.

Application in the sill area and compatibility

The door sill trim on the left side plays an important role in daily vehicle use – it is one of the most mechanically stressed interior trim elements. A properly selected component reduces the risk of paint damage on the sill, which may also be significant for the future resale of the car.

To confirm compatibility with a specific version of the Porsche Cayman or Boxster 982, it is worth verifying the part markings in the technical specifications tab and comparing the placement on the vehicle with the currently installed element. This ensures that the installation will proceed smoothly and the visual effect will be in line with the factory standard.

Modernization expansion – Porsche protective and decorative trims

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

Safe choice of used components – practical knowledge

When selecting used body and interior components, it is worth following similar principles as in the case of fuel system elements. If you want to better understand how to assess the condition of dismantled parts, what to look for during inspection, and how to minimize the risk of a bad purchase, the following guide will be helpful: Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?