BMW 3 E90 E91 M Sport Sill Strip Side Skirt Left N/S Black Sapphire - 475

The BMW 3 E90 E91 M Sport Sill Strip Side Skirt Left N/S Black Sapphire in Black Sapphire Metallic is an original body component designed for the M Sport version, ensuring a cohesive look for the vehicle's side profile as well as proper airflow and protection of the sill area. This is a used, factory-original side skirt that allows for a technically correct replacement of a damaged part without interfering with the body geometry or the M package styling.

Specifications and technical data

• SKU: 0033441-BS5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0033441
• Substitutable numbers: 51770033441, 0033441
• Weight: 150
• Location on the vehicle: Left
• Color: Black Sapphire Metallic - 475
• Category: Other Exterior Parts & Accessories

Purpose and function of the component

The presented side skirt is dedicated to the BMW 3 Series E90/E91 generation in the M Sport variant and is mounted on the left side of the vehicle. It is responsible for the aesthetic finish of the lower part of the body side, while also serving as an additional shield for the sill area against dirt and minor operational damage. Thanks to the factory geometry, the correct body line is maintained, which is important for both visual and aerodynamic reasons.

Color and visual fitment

The component is finished in Black Sapphire Metallic paint, characteristic of many BMW configurations, which makes it easier to match with the existing body finish. The metallic coating ensures consistency with the factory paint, and with proper preparation and polishing, it allows for a reduction in the scope of additional paint work. For users who care about the aesthetics of their car, it is important that the trim maintains the sporty character of the M Sport package and does not disrupt the vehicle's original styling.

Mounting parameters and compatibility

The side skirt has been designed as an OEM component for direct installation at the factory mounting points on the left side of the body. This ensures proper fitment with the doors, wheel arches, and other M Sport package components. The product has assigned part numbers and interchangeable numbers, which facilitates verification of compatibility with a specific equipment version and vehicle year. The weight of the component specified in the technical data facilitates trouble-free handling during installation and removal.

Condition and use in repairs

This is a used part, which allows for an economical repair of the sill area while maintaining original manufacturing quality. Such components are particularly useful for post-accident repairs, correcting parking damage, or restoring a car to its factory appearance after modifications. Using an original M Sport side skirt reduces the need for fitting aftermarket replacements and minimizes the risk of issues with door lines or non-factory gaps.

Sill area expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the sill area in your BMW and need other components from the same group, such as covers, overlays, or additional strips, check out the available parts in the Other BMW category.

For drivers interested in comparing technical solutions in sporty versions of premium models, including differences in suspension design, brakes, or powertrains, our blog article may be helpful – Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design components for more dynamic versions of their cars.