2015 - 2017 Ford Mustang Rsh Style Carbon Fiber Rear Diffuser Lip

Enhance the rear-end appearance of your Ford Mustang with this RSH Style carbon fiber rear diffuser lip. Designed to add a sleek and aggressive lower rear detail, this exterior upgrade gives the Mustang a more dynamic and race-inspired profile while complementing the factory body lines.

The rear diffuser lip is designed to improve aerodynamic presence and sharpen the rear bumper area with a performance-focused finish. Its sculpted RSH Style design adds depth and visual impact, making it an ideal upgrade for Mustang owners looking to elevate both style and rear-end presence.

Crafted from high-quality CFRP material, this rear diffuser lip delivers lightweight construction, strong durability, and premium carbon fiber styling appeal. Designed for 2015-2017 Ford Mustang models, each package includes one rear diffuser.

Product Specifications

Key Features

• RSH Style carbon fiber rear diffuser lip designed for the Ford Mustang S550
• Designed for 2015-2017 Ford Mustang models
• Adds a sleek and aggressive rear lower bumper detail
• Crafted from high-quality CFRP material
• Enhances the rear bumper area with a premium carbon fiber finish
• Designed to improve aerodynamic presence and rear profile styling
• Creates a dynamic and race-inspired rear-end appearance
• Complements the factory Mustang body lines
• Lightweight construction with durable exterior styling appeal
• Includes one rear diffuser

Configuration Options

• Material Option: CFRP carbon fiber construction
• Rear Diffuser Setup: RSH Style diffuser lip enhances the Mustang rear lower bumper area
• Exterior Styling: Carbon fiber finish adds a premium race-inspired rear detail
• Vehicle Profile: Designed to create a sharper, sportier, and more aggressive rear appearance
• Build Style: Ideal for street, show, and performance-inspired exterior builds

Package Includes

• One rear diffuser

Note: Professional installation is recommended. Test fitting is recommended before final installation. This rear diffuser lip is designed to enhance the rear lower bumper area while maintaining compatibility with the original body lines. Final fitment may require minor adjustments depending on the vehicle.

Installation

• Designed for installation on the rear lower bumper area
• Professional installation is recommended for proper alignment and secure fitment
• Test fitting is recommended before final mounting
• Rear diffuser alignment should be checked carefully during installation
• Some adjustment may be required during installation for best results

Fitment

• 2015-2017 Ford Mustang

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.