Audi RS3 8Y Sportback AD Style Dry Carbon Fiber Rear Diffuser Lip 2021-2024

Enhance the rear styling and aerodynamic performance of your 2021-2024 Audi RS3 8Y Sportback with this AD Style dry carbon fiber rear diffuser lip. Designed to deliver a sharper and more aggressive lower rear profile, this upgrade adds depth and definition to the rear bumper while maintaining a refined OEM+ appearance.

Precision-engineered specifically for the Audi RS3 8Y Sportback, this rear diffuser lip is designed as a direct replacement component, utilizing factory mounting points for a secure and seamless installation. The AD styling enhances the sporty character of the RS3 while preserving its original design language.

Constructed from dry pre-preg carbon fiber, this diffuser lip offers exceptional strength, reduced weight, and superior weave consistency. Available in multiple dry carbon finishes, it is ideal for performance builds, daily driving, and show vehicles seeking a premium exterior upgrade.

Product Specifications

Key Features

• Designed for 2021-2024 Audi RS3 8Y Sportback models only
• AD Style rear diffuser lip for enhanced sporty styling
• Direct replacement design utilizing factory mounting points
• Dry pre-preg carbon fiber construction for lightweight durability and strength
• Autoclave-cured for improved rigidity and consistent carbon weave finish
• Available in standard dry carbon and forged dry carbon finishes
• Enhances rear aerodynamics and airflow management
• Improves lower rear bumper definition and aggressive appearance
• Maintains OEM+ fit and clean body line integration
• Suitable for performance builds, daily driving, and show vehicles

Configuration Options

• Dry Carbon Fiber – Lightweight construction with premium exposed weave finish
• Forged Dry Carbon Fiber – Unique marbled carbon pattern for a modern performance look

Package Includes

• Rear diffuser lip set
• Installation hardware

Note: This product is designed specifically for the RS3 8Y Sportback and will not fit sedan models. Products marked as PRE-ORDER require production prior to shipping. Air shipping ETA is approximately 5–6 weeks, while container shipping ETA is approximately 3–4 months.

Installation

• Direct replacement installation
• Uses original factory screw holes
• No drilling required
• No permanent modification required
• Professional installation recommended
• Installation hardware included

Fitment

• 2021-2024 Audi RS3 8Y Sportback

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.