Borla Axle-Back Exhaust System - S-Type

2018–2021 Ford Mustang 5.0L V8

Part #: 11951

Overview

The Borla Axle-Back Exhaust System - S-Type is a high-performance exhaust upgrade designed specifically for the 2018-2021 Ford Mustang GT equipped with the 5.0L V8 engine. Crafted with precision and built in the USA, this exhaust system enhances your vehicle’s sound, appearance, and overall driving experience. Whether you're a daily driver seeking a more aggressive tone or a performance enthusiast aiming to unlock additional horsepower, the Borla S-Type system offers a perfect balance of sound and performance.

Designed for both automatic and manual transmissions, this axle-back setup is ideal for Mustang owners who want to improve exhaust flow, reduce weight, and add a deep, resonant exhaust note that turns heads. The system is engineered to fit seamlessly with your Mustang's factory mounting points, ensuring a straightforward installation process without the need for cutting or welding. With Borla’s reputation for quality and durability, you can trust this exhaust to withstand the rigors of spirited driving and daily use.

Key Features

The Borla S-Type Axle-Back Exhaust System incorporates advanced technology and premium materials to deliver superior performance and sound quality. Key features include:

• Constructed from high-quality, mandrel-bent stainless steel for maximum durability and corrosion resistance.
• Designed with Borla’s patented straight-through S-Type mufflers, providing a deep, aggressive exhaust tone that enhances your Mustang’s character.
• Lightweight construction reduces overall vehicle weight, contributing to improved handling and efficiency.
• Optimized exhaust flow pathways help support increased horsepower and torque, enhancing your vehicle’s performance capabilities.
• Polished, stainless steel tips add a refined aesthetic touch to your Mustang’s rear end, available in a distinctive design that complements the vehicle’s sporty look.
• Made in the USA, ensuring strict quality control and craftsmanship.
• Compatible with active exhaust valve systems for models equipped with this feature, allowing you to switch between quiet and aggressive modes.

Construction & Design

The Borla S-Type Axle-Back Exhaust System is meticulously engineered with precision TIG welding and mandrel-bent tubing to ensure a perfect fit and optimal airflow. The system features a one-piece muffler design that reduces turbulence and backpressure, resulting in improved exhaust scavenging. The stainless steel construction guarantees longevity, resisting rust and corrosion even under harsh conditions. The polished tips are crafted to withstand high temperatures and maintain their shine over time, adding a sleek finishing touch to your Mustang’s rear end.

Installation & Fitment

The Borla Axle-Back Exhaust System is a bolt-on upgrade that requires no cutting, drilling, or welding. It mounts directly to your factory exhaust mounting points, making installation straightforward with basic hand tools. The system is designed to be a direct replacement for the factory axle-back, allowing you to upgrade your Mustang’s exhaust in a matter of hours. For models equipped with active exhaust valves, compatibility is maintained, giving you the flexibility to enjoy both quiet cruising and aggressive sound modes.

What's Included

• Complete axle-back exhaust system with stainless steel tubing and mufflers
• Polished stainless steel tips
• All necessary clamps and hardware for installation
• Detailed installation instructions

Ideal For

• Ford Mustang GT owners seeking a more aggressive exhaust tone
• Performance enthusiasts looking to enhance exhaust flow and support increased horsepower
• Drivers who want a durable, high-quality exhaust system made in the USA
• Anyone wanting a straightforward, bolt-on upgrade with a professional finish