BMW M3 M4 G80 G81 G82 G83 MTN Style Dry Carbon Fiber Side Skirts 2021-2024

Upgrade the side profile and performance styling of your 2021-2024 BMW M3 or M4 G8X with these MTN Style dry carbon fiber side skirts. Designed to enhance the aggressive factory M body lines, this side aero upgrade adds a lower, sharper, and more motorsport-inspired appearance while maintaining a premium carbon fiber finish.

This package is designed for BMW M3 G80, M3 G81, M4 G82, and M4 G83 applications. The side skirts follow the lower rocker panel area, helping create a more complete aero profile when paired with front lips, rear diffusers, spoilers, or other dry carbon fiber exterior upgrades.

Available in DRYCF and FGDRYCF material options, these side skirts provide a lightweight performance-focused appearance for street, show, or track-inspired BMW builds. Installation uses screw fixation for secure add-on mounting.

Product Specifications

Key Features

• Designed for 2021-2024 BMW M3 and M4 G8X models
• Fits G80, G81, G82, and G83 chassis applications
• MTN Style side skirt design for aggressive M performance styling
• Available in DRYCF and FGDRYCF material options
• Adds a premium dry carbon fiber lower-body appearance
• Enhances the side profile of the M3 sedan, M3 Touring, M4 coupe, and M4 convertible
• Add-on installation with screw fixation
• Complements front lips, rear diffusers, spoilers, and other dry carbon fiber aero upgrades
• Ideal for street, show, and track-inspired BMW builds

Configuration Options

• DRYCF – Dry carbon fiber option for a lightweight premium motorsport-inspired finish
• FGDRYCF – Dry carbon fiber finish with fiberglass-reinforced construction

Package Includes

• Side skirt component set

Note: Source package contents state “One Part of Side Skirts.” Please confirm exact piece count before publishing if needed. Installation uses add-on screw fixation. Products labeled as PRE-ORDER require production before shipping. Air shipping has an estimated arrival time of 5-6 weeks, while container shipping has an estimated arrival time of 3-4 months.

Installation

• Add-on side skirt installation
• Screw fixation installation method
• Test fitting is recommended before final installation
• Professional installation is recommended for proper alignment and secure mounting
• Additional hardware or adjustments may be required depending on installation preference

Fitment

• 2021-2024 BMW M3 G80 Sedan
• 2021-2024 BMW M3 G81 Touring
• 2021-2024 BMW M4 G82 Coupe
• 2021-2024 BMW M4 G83 Convertible

United States: Free shipping available to the lower 48 states across all items. Other states will incur a shipping charge.

Worldwide: Free shipping is available for Complete Headlights, Taillights, DRLs. For custom headlight retrofits, carbon fiber products, and performance products, there will be a shipping charge.  

Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!

• Complete Headlights: 3-5 business days for order processing plus shipping time.
• Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
• New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
• DRLs, Taillights, Brake Pads, and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
• Lens Replacements: 1-3 weeks plus shipping time.

Please note, we do not have control over the time frames of our vendors, manufacturers, and delivery services as they may delay processes in regards to components and shipment.