BMW F30 F31 M Sport Sill Strip Side Skirt Left N/S Alpinweiss White - 300

Visual condition of the part

The product shows signs of use visible in the photos.

The BMW F30 F31 M Sport Sill Strip Side Skirt Left N/S Alpinweiss White - 300 in Alpinweiss 3 is an original body component designed for the factory M package. This used side skirt allows for an aesthetic and technically correct replacement of a damaged sill, maintaining the consistency of the side line and the characteristic look of the M Sport version.

Specifications and technical data

• SKU: 8056579-AW1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8056579
• Substitutable numbers: 51778056579, 8056579
• Location on the vehicle: Left
• Color: Alpinweiss 3 - 300
• Category: Running Boards & Side Bars

Purpose and fitment

The presented side skirt is dedicated to BMW 3 Series F30/F31 models with the M Sport package, designed for installation on the left side of the vehicle. The construction, based on the factory BMW design, ensures proper fitment with the bodywork, correct alignment of the sill line, and compatibility with original mounting points.

Thanks to the preservation of OEM geometry, the component does not require modifications after proper installation, and the gaps and transitions between the sills, bumpers, and wheel arches remain consistent with factory specifications.

Visual characteristics and color

The side skirt is finished in the factory Alpinweiss 3 color, marked with paint code 300, which allows for consistency with the original body paint. This is particularly important when replacing a single component after a collision or operational damage, when you want to achieve the most uniform appearance of the side of the car possible.

The M Sport profile emphasizes the sporty line of the 3 Series, visually lowering the silhouette and giving it a more dynamic character. For users upgrading a standard version to the M package, this sill strip serves as a functional base for a complete styling set.

Condition, function, and application

The component comes from disassembly and is offered as a used part, which is a cost-effective solution while maintaining original manufacturing quality. This type of sill serves both a protective function for the lower edge of the body and an aesthetic function, masking structural elements and improving the aerodynamics of the vehicle's side zone.

In practice, the M Sport side skirt will work well in three main scenarios:

• replacing a damaged sill after a collision or scrape,
• replenishing a missing element in a car after an incomplete repair,
• visual modernization from a standard version to the M Sport style.

Benefits of using an original side skirt

Using an original M Sport sill allows you to maintain the factory body line, which is important for both aesthetics and the potential resale value of the vehicle. Original geometry and build quality facilitate installation and reduce the risk of fitment issues typical of lower-quality aftermarket replacements.

If you are planning a comprehensive repair or modernization 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 BMW side skirts category.

Additional information and tuning inspiration

For those interested in broader visual and mechanical modernization of the car, including the use of components from disassembly, practical tuning guides may be helpful. In the context of optimal selection of used components and ways to give the car a more sporty character, it is worth reading the article Emotions and design – visual and mechanical tuning of a Seat using components from disassembly, which shows how to effectively plan such modifications.