Ford Mustang S550 GT350 Style Rear Diffuser Quad Tips Primer Black 2015-2017

Upgrade the rear styling of your 2015-2017 Ford Mustang with this GT350 style quad tip rear diffuser. Designed for the S550 Mustang platform, this conversion upgrade delivers a more aggressive and performance-inspired rear-end appearance while maintaining OEM-style fitment.

Inspired by the Shelby GT350 design, this diffuser features a quad-exit layout that enhances the visual presence of the rear bumper. The sculpted fins and wider design create a more dynamic look while improving airflow management beneath the vehicle.

Constructed from durable ABS plastic, this diffuser offers excellent impact resistance, flexibility, and long-term durability. Finished in primer black, it is ready for paint customization, making it ideal for performance builds and exterior upgrades.

Product Specifications

Key Features

• Designed for 2015-2017 Ford Mustang S550 models
• GT350 style quad tip rear diffuser design
• Compatible with Premium Package models
• Constructed from durable ABS plastic
• Lightweight and impact-resistant for daily use
• Aggressive rear styling with quad exhaust layout
• Enhances airflow management under the rear bumper
• Precision-molded for proper fitment and alignment
• Primer black finish ready for paint customization
• Complements GT350-style conversion upgrades
• Suitable for street, show, and performance builds

Configuration Options

• Primer black (unpainted)

Package Includes

• Rear bumper quad tip diffuser

Note: Designed for use with quad exhaust tip setups. Professional painting and installation are recommended for best results.

Installation

• Direct installation onto factory rear bumper
• Ensure compatibility with quad exhaust system
• Test fit prior to painting and final installation
• Clean mounting surfaces before installation
• No major modification required
• Professional installation recommended

Fitment

• 2015 Ford Mustang EcoBoost / GT / V6 (Premium Package)
• 2016 Ford Mustang EcoBoost / GT / V6 (Premium Package)
• 2017 Ford Mustang EcoBoost / GT / V6 (Premium Package)
• Requires quad exhaust tip configuration

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.