Ford Mustang S550 EOS Performance Track Style Smoke Carbon Wickerbill Spoiler Flap Insert 2015-2023

Enhance the rear styling and aerodynamic performance of your 2015–2023 Ford Mustang S550 with this EOS Performance Track Style wickerbill spoiler flap insert. Designed specifically for models equipped with the factory GT rear lip spoiler, this upgrade adds an aggressive motorsport-inspired appearance while maintaining OEM-style integration.

This wickerbill insert mounts directly onto the factory rear spoiler, creating a more track-focused profile and improving airflow management at the rear of the vehicle. The raised lip design enhances downforce characteristics while giving the Mustang a bold and race-ready stance.

Constructed from smoke-tinted acrylic with a carbon fiber appearance, this insert offers lightweight durability and a unique visual finish. The darkened finish complements factory trim while providing a distinctive performance-inspired upgrade suitable for street and track builds.

Product Specifications

Key Features

• Designed for 2015–2023 Ford Mustang S550 models with factory GT rear lip spoiler
• EOS Performance Track Style wickerbill spoiler insert
• Enhances rear aerodynamics and downforce characteristics
• Constructed from smoke-tinted acrylic for lightweight durability
• Carbon fiber appearance for a premium performance look
• Adds aggressive track-inspired styling to the rear profile
• Precision engineered for OEM+ fitment on factory spoiler
• Improves airflow management at the rear of the vehicle
• Distinctive dark smoke finish complements factory trim
• Ideal for performance builds and track-inspired setups

Configuration Options

• Smoke Carbon Finish – Dark tinted carbon fiber look for aggressive styling

Package Includes

• Wickerbill spoiler flap insert
• Installation hardware

Note: Only compatible with Mustang GT factory rear lip spoiler. Professional installation is recommended to ensure proper alignment and secure mounting.

Installation

• Bolt-on installation
• Mounts to factory GT rear lip spoiler
• No major modification required
• Ensure proper alignment before final installation
• Professional installation recommended

Fitment

• 2015-2023 Ford Mustang S550
• Requires factory GT rear lip spoiler

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.