Audi S4 B9.5 BKSS Style Carbon Fiber Front Lip Sedan Avant 2020-2025

Upgrade the front-end styling and aerodynamic performance of your 2020-2025 Audi S4 B9.5 Sedan or Avant with this BKSS style carbon fiber front lip. Designed to enhance the lower bumper profile, this front lip delivers a sharper and more aggressive appearance while maintaining clean OEM+ integration.

Engineered specifically for the B9.5 S4 platform, this front lip follows the factory bumper contours for precise fitment and seamless installation. The BKSS style design improves front-end presence and adds a sportier, performance-inspired look suitable for both daily driving and enthusiast builds.

Constructed from high-quality carbon fiber materials, this front lip offers lightweight durability, strength, and a premium finish. Available in multiple carbon fiber options, it provides flexibility in styling while ensuring long-lasting performance and reliability.

Product Specifications

Key Features

• Designed for 2020-2025 Audi S4 B9.5 Sedan and Avant models
• BKSS style front lip for aggressive styling upgrade
• Enhances front-end aerodynamics and road presence
• Precision fitment aligned with factory bumper lines
• Constructed from high-quality carbon fiber materials
• Available in multiple carbon fiber finishes
• Lightweight and durable construction
• Improves lower bumper definition and sporty appearance
• OEM+ fit and seamless integration
• Suitable for street and performance builds

Configuration Options

• CFRP – Standard carbon fiber construction with gloss finish
• FGCF – Fiberglass reinforced carbon fiber option
• Dry Carbon – Lightweight pre-preg carbon fiber with premium finish

Package Includes

• Front lip

Note: Professional installation is recommended to ensure proper alignment and secure fitment.

Installation

• Professional installation recommended
• Mounts to factory front bumper
• No major modification required
• Installation method may vary depending on setup

Fitment

• 2020-2025 Audi S4 B9.5 Sedan
• 2020-2025 Audi S4 B9.5 Avant

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.