BMW F30 F31 Side Skirt M Sport Sill Strip Left N/S Estoril Blue Metallic - B45

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

BMW F30 F31 Left Sill M Sport Package Estorilblau Blue Metallic - B45 is an original body part from the Sill Mouldings category, designed for installation on the left side of the vehicle. The paint in the Estoril Blau Metallic - B45 shade emphasizes the character of the M Sport version, ensuring a cohesive, dynamic body appearance and aesthetic matching of the factory BMW styling package.

Specifications and technical data

• SKU: 8056579-EB1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8056579
• Substitutable numbers: 51778056579, 8056579
• Location on the vehicle: Left
• Color: Estoril Blau Metallic - B45
• Category: Running Boards & Side Bars

Purpose and Function of the Sill Moulding

The left M Sport sill for the F30/F31 series is responsible for the aesthetic finishing of the lower body part and the proper flow of the car's side line. This element:

• complements the factory M Sport package, maintaining the characteristic proportions and shape of the sill,
• serves as an external cover for the sill area, supporting protection against dirt and minor operational damage,
• ensures visual consistency between M bumpers and other side elements.

Thanks to its design consistent with BMW solutions, the sill retains the correct mounting points and geometry adapted to the F3x series sedan and estate bodies.

Estoril Blau Metallic - B45 Colour and Visual Matching

The Estoril Blau Metallic - B45 shade is one of the most recognizable colours used in BMW M Sport packages, allowing for stylistic consistency of the entire vehicle. The use of factory metallic paint:

• facilitates integration with other body elements in the same colour,
• reduces the need for full repainting when replacing a damaged sill,
• allows for maintaining the characteristic, sporty look of the F30/F31 series with the M package.

This solution is particularly beneficial for accident repairs and for restoring the car to its original visual configuration.

Mounting Characteristics and Compatibility

The left M Sport sill for the BMW F30/F31 has been designed as a body part adapted to factory mounting points. This means that with correct selection for the body version and equipment package:

• installation is based on original sill brackets and fixings,
• no modification of the body structure in the sill area is required,
• compatibility with factory covers, wheel arch liners, and other side elements is maintained.

The element from the Sill Mouldings category is intended for installation on the left side of the vehicle, which is important when selecting parts relative to the driver/passenger side.

Used Condition and Application in Body Repair

The offered sill is a used part, making it an attractive solution for body repairs where maintaining original geometry and factory appearance at a reasonable cost is important. Such elements are often chosen by:

• body and paint shops specializing in the BMW brand,
• users restoring cars after collisions to a factory-like condition,
• individuals upgrading standard F30/F31 versions to M Sport specifications.

By retaining its original form and finish, the sill allows for a technically correct and visually consistent repair of the vehicle's side area.

M Sport Package Supplement and Additional Information

The left M Sport sill in Estoril Blau Metallic is an important element for completing the full M styling package for the F30/F31 series. Combined with appropriate bumpers, extensions, and other side elements, it allows for a cohesive, sporty look consistent with the factory BMW specification.

If you are planning to expand or repair the side body of your BMW and need other elements from the sill mouldings category dedicated to this brand, check the available parts in the BMW Sill Mouldings category.

For a better understanding of the differences between standard body parts and M and M Performance versions, as well as the rationale for using used components in service and tuning projects, it is worth reading the article BMW M Performance: What's the Difference Between BMW M and Standard Components?.