Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Roush Axle-Back Exhaust (18-23 Mustang GT w/ Active Exhaust)Find parts that fit my vehicle
Item 437716
Our Price
$1,749.99 each
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Unleash the full potential of your 2018-2023 Mustang GT 5.0L with this performance axle-back exhaust system.
- Engineered exclusively for models equipped with the factory Ford Active Exhaust.
- Amplifies power, refines airflow, and delivers a bold, race-inspired sound.
- Designed to maximize exhaust flow and reduce back pressure for improved performance.
- Constructed from corrosion-resistant T-304 stainless steel with mandrel-bent piping.
- Features quad polished tips for durability and bold styling.
- Includes dual high-flow mufflers that produce an aggressive exhaust note.
- Factory fitment with OEM hangers and mounting points; no welding required.
- Maintains OEM wiring to ensure full functionality of Ford Active Exhaust across all drive modes.
- Kit comes complete with valves, hardware, and step-by-step installation instructions.
- Fits 2018-2023 Mustang GT with Active Exhaust system.
| Brand | Roush |
| Exhaust System Type | Axle-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Chrome, Polished |
| Exhaust System Tubing Diameter | 2.50 Inch |
| Exhaust Loudness | Aggressive |
Description
Performance Enhancement. The Roush Axle-Back Exhaust transforms the 2018-2023 Mustang GT by increasing exhaust flow, reducing back pressure, and providing a commanding race-inspired sound. This upgrade enhances both street presence and track performance while maintaining daily driving comfort and Ford’s selectable drive modes.
Construction and Appearance. Built from durable T-304 stainless steel, the system features corrosion resistance and mandrel-bent piping for optimal airflow. The exhaust tips are quad polished for a sleek, high-quality finish that complements the vehicle’s aesthetics.
Installation. Rated for novice level, the installation requires no welding and utilizes existing OEM hangers and mounting points. The kit includes all necessary valves, hardware, and detailed instructions to facilitate a straightforward, plug-and-play setup.
Warranty. The product includes a standard warranty covering manufacturing defects for a specified period.
Application. Specifically designed to fit the 2018-2023 Mustang GT equipped with the Ford Active Exhaust system, ensuring complete compatibility and retaining full factory exhaust functionality.
Roush 422293
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (2) Mufflers
- Exhaust Tips
- Hardware
- Instruction Manual
Tech Guides:
- What Are the Best Mustang Exhaust Systems for Sound and Performance?
- Which Ford Mustang Axle-Back Exhaust Fits Your Sound Profile?
- What You Need To Upgrade Your Mustang Exhaust System
- What are the Benefits of Aftermarket Exhaust Systems
- Cat-Back vs Axle-Back Exhaust
- Does Upgrading an Exhaust Increase Horsepower?
- Best Axle-Back Exhaust for Your Ford Mustang
- What Is Active Exhaust? Benefits, Modes & Upgrade Guide
- How to Improve Your Car's Exhaust Sound
- What is the Best Metal for Aftermarket Exhaust Systems
- Corsa Extreme vs. Borla Atak for Mustang
- Do Exhaust Systems Affect Fuel Efficiency?
- The Best Exhaust Systems for Maximum Horsepower Gains
- Top 5 Loudest Exhaust Systems for Your Mustang
- What are the Performance Benefits of Upgrading to a Cat-Back Exhaust
- 2024 Mustang Exhaust Guide
4.8
Customer Reviews (500+)
Questions & Answers
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Will It Fit My Mustang
- Bullitt - 19, 20
- GT - 18, 19, 20, 21, 22, 23
- Mach 1 - 21, 22, 23
