Porsche Cayenne 9Y0 9Y3 SD Style Dry Carbon Fiber Rear Lip Diffuser 2018-2026

Upgrade the rear-end styling of your 2018–2026 Porsche Cayenne 9Y0 and 9Y3 with this SD style dry carbon fiber rear lip diffuser. Designed exclusively for SD models, this rear aero component enhances the lower bumper profile with a more aggressive and performance-inspired appearance while maintaining OEM-level integration.

This rear lip diffuser is engineered as a direct replacement unit, precisely molded to match the factory rear bumper geometry. The SD-inspired design adds sharper contours and improved visual depth, giving the vehicle a more dynamic and sport-oriented rear stance without altering its original design flow.

Constructed from dry carbon fiber, the diffuser provides lightweight strength, high durability, and consistent weave quality. Available in multiple carbon fiber finishes, this upgrade is ideal for enthusiasts seeking a refined and high-end rear styling enhancement.

Product Specifications

Key Features

• Designed for 2018–2026 Porsche Cayenne 9Y0 and 9Y3 SD models
• SD style rear diffuser enhances rear bumper aggressiveness
• Direct replacement for factory rear lower diffuser section
• Dry carbon fiber construction for lightweight durability
• Consistent carbon weave with premium finish quality
• Available in DRYCF and DRYFGCF material options
• No drilling required for installation
• Enhances rear-end depth and performance styling
• Precision-molded for OEM-like fitment
• Suitable for daily driving and show builds

Configuration Options

• DRYCF – Standard dry carbon fiber with visible weave pattern
• DRYFGCF – Forged dry carbon fiber pattern for a unique appearance

Package Includes

• Rear lip diffuser

Note: This product is designed for SD models only. Products marked as PRE-ORDER require production time before shipping. Professional installation is recommended for best results.

Installation

• Direct replacement installation
• Secured using factory screw mounting points
• No drilling required
• No cutting required
• Professional installation recommended

Fitment

• 2018–2026 Porsche Cayenne 9Y0 SD
• 2018–2026 Porsche Cayenne 9Y3 SD

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.