Audi R8 GEN2 Coupe & Spyder Rear Diffuser (2016–2018)

Upgrade the rear profile of your Audi R8 GEN2 with the Performance Parts Style Dry Carbon Fiber Rear Diffuser. Designed to refine airflow and add race-ready styling, this diffuser gives the R8 a sharper, more aggressive rear-end appearance while enhancing its performance-inspired character.

Precision-crafted for aerodynamic efficiency, this rear diffuser helps reduce drag and lift at higher speeds while improving rear-end visual impact. Its sculpted design integrates seamlessly into the rear bumper, creating a clean and purposeful motorsport look.

Constructed from premium dry carbon fiber or dry forged carbon fiber, this lightweight diffuser offers strength, durability, and a high-end finish. Designed for 2016-2018 Audi R8 Coupe and Spyder models, it is an essential upgrade for enthusiasts who value both form and function.

Product Specifications

Key Features

• Designed for 2016-2018 Audi R8 GEN2 Coupe and Spyder models
• Performance Parts Style rear diffuser for aggressive race-ready styling
• Refines rear airflow and enhances aerodynamic efficiency
• Helps reduce drag and lift at higher speeds
• Constructed from premium dry carbon fiber or dry forged carbon fiber
• Lightweight design with strong durability and premium finish
• Integrates seamlessly into the rear bumper
• Enhances rear-end aesthetics without compromising the R8’s sleek profile
• Ideal upgrade for street, show, and track-inspired builds

Configuration Options

• Dry Carbon Fiber
• Dry Forged Carbon Fiber
• Performance Parts Style design

Package Includes

• One rear diffuser

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

Installation

• Remove the factory rear diffuser or rear bumper trim as required
• Clean and inspect the rear bumper mounting area before installation
• Test fit the rear diffuser before final installation
• Verify alignment with the rear bumper, exhaust area, and factory body lines
• Secure using the appropriate mounting method for the selected configuration
• Professional installation recommended for best fitment and finish

Fitment

• 2016-2018 Audi R8 GEN2 Coupe
• 2016-2018 Audi R8 GEN2 Spyder

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.