Ford Mustang S550 Axle Back Exhaust System Extreme Muffler 4 Inch Tips 2015-2023

Upgrade the sound, performance, and rear-end presence of your 2015-2023 Ford Mustang with this axle back exhaust system featuring extreme mufflers and 4-inch exhaust tips. Designed for EcoBoost and V6 models, this system enhances exhaust flow while delivering a deeper, more aggressive tone.

This axle back system replaces the factory rear exhaust section with high-flow mufflers and mandrel-bent piping, reducing backpressure and improving overall exhaust efficiency. The result is improved throttle response, enhanced sound, and a more performance-oriented driving experience.

Constructed from premium T-304 stainless steel, this exhaust system offers excellent durability, corrosion resistance, and long-term reliability. The anodized silver finish and large 4-inch tips provide a clean and aggressive rear appearance that complements the Mustang’s sporty design.

Product Specifications

Key Features

• Designed for 2015-2023 Ford Mustang S550 EcoBoost and V6 models
• Axle back exhaust system with extreme muffler design
• Improves exhaust flow and reduces backpressure
• Enhances horsepower and throttle response
• Produces a deeper, more aggressive exhaust tone
• Mandrel-bent piping for optimized airflow
• Constructed from durable T-304 stainless steel
• Corrosion-resistant and built for long-term performance
• 4-inch exhaust tips for aggressive rear styling
• Direct bolt-on installation using factory mounting points
• Suitable for daily driving and performance upgrades

Configuration Options

• Extreme Muffler – Aggressive exhaust tone with high-flow design

Package Includes

• Axle back exhaust system (left and right)
• Installation hardware

Note: Professional installation is recommended to ensure proper alignment, exhaust sealing, and optimal performance.

Installation

• Bolt-on installation
• Uses factory exhaust mounting points
• No major modifications required
• Installation hardware included
• Professional installation recommended

Fitment

• 2015-2023 Ford Mustang S550 2.3L EcoBoost
• 2015-2017 Ford Mustang S550 3.7L V6

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.