Porsche 718 Cayman Boxster GT4 GT4RS GT4RS Style Autoclave Carbon Fiber Rear Bumper Winglets 2017-2025

Upgrade the rear-end detail of your 2017-2025 Porsche 718 Cayman or Boxster GT4 and GT4RS with these GT4RS Style Autoclave Carbon Fiber Rear Bumper Winglets, designed to add a sharper, more aggressive, and performance-inspired exterior accent.

These rear bumper winglets are made for Porsche 718 GT4 and GT4RS applications, enhancing the rear bumper area with a GT4RS-inspired design. The autoclave carbon fiber appearance adds premium motorsport styling while complementing the sharp aerodynamic profile of the 718 platform.

Ideal for owners converting or upgrading to a GT4RS-style rear exterior look, these rear bumper winglets help complete a more focused carbon fiber styling package for the 718 Cayman and Boxster models.

Product Specifications

Key Features

• Designed for 2017-2025 Porsche 718 Cayman and Boxster GT4 / GT4RS applications
• GT4RS Style rear bumper winglets add sharper rear-end detail
• Autoclave carbon fiber styling provides a premium motorsport-inspired exterior finish
• Enhances the rear bumper area with a more aggressive track-inspired appearance
• Ideal for GT4RS-style conversions and carbon fiber exterior styling packages
• Complements the aerodynamic profile of the Porsche 718 platform
• Pairs well with rear diffusers, side skirts, front lips, splitters, side scoops, wings, and other 718 carbon fiber upgrades

Configuration Options

• Autoclave Carbon Fiber: Premium carbon fiber finish for a high-end exterior upgrade.

Package Includes

• Rear bumper winglets

Note: Source details did not include the exact material code, part number, package quantity, or installation method. Please verify these fields before publishing. Professional installation is recommended for proper alignment, secure fitment, and best overall results.

Installation

• Rear bumper winglet installation
• Test fitting is recommended before final installation
• Rear bumper alignment and mounting areas should be checked before securing the winglets
• Additional adhesive, hardware, or adjustment may be required depending on installation method
• Professional installation is recommended for proper fitment and secure placement

Fitment

• 2017-2025 Porsche 718 Cayman GT4
• 2017-2025 Porsche 718 Cayman GT4RS
• 2017-2025 Porsche 718 Boxster GT4
• 2017-2025 Porsche 718 Boxster GT4RS

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.