Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
- Customer Submitted:
- How to Install Roush Axle-Back Exhaust (11-14 V6) on your Ford Mustang
FREE 1 to 3-Day Delivery on Orders $149+ Details
Shop Owners Save More!
Sign up for our dealer program
Frequently Bought Together
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Aggressive Exhaust Sound
- Unique Open-Chambered Muffler Design
- 409 Stainless Steel Tubing
- 304 Stainless Steel Tips w/ Chrome Flashing
- Fits 2011-2014 V6 Mustangs
| 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
Aggressive Muscle Car Sound. Let everyone know your 2011-2014 V6 has arrived with the aggressive sound of this high performance Roush exhaust. This innovative new Roush exhaust system features a hollow chamber muffler that results in increased air flow and a unique sound, with no in-cabin "boom" normally found with performance exhaust at cruising speeds.
Quality Roush Construction. Constructed from 409 stainless steel for a durable long life, the Roush axle-back exhaust system features two unique chambered mufflers with 304 stainless steel tips. The tips are finished with a new chrome flashing process that is resistant to discoloration due to exhaust heat.
Application. This Roush Performance Axle-Back exhaust system will fit the 2011-2013+ V6 Mustangs with the stock V6 rear valance or the Roush Rear Valance.
Quality Roush Construction. Constructed from 409 stainless steel for a durable long life, the Roush axle-back exhaust system features two unique chambered mufflers with 304 stainless steel tips. The tips are finished with a new chrome flashing process that is resistant to discoloration due to exhaust heat.
Application. This Roush Performance Axle-Back exhaust system will fit the 2011-2013+ V6 Mustangs with the stock V6 rear valance or the Roush Rear Valance.
Roush 421145
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (2) Muffler assemblies
- (4) Clamps
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 Mustang Cat-Back Exhaust Systems: Borla vs. Corsa vs. Magnaflow vs. Flowmaster Compared
- 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
- 2011 2014 Mustang V6 Exhaust Guide
- Axleback Options For The 2010 2014 Mustang
- Understanding Mustang Exhaust Systems
4.8
Customer Reviews (500+)
Questions & Answers (53)
Will It Fit My Mustang
- V6 - 11, 12, 13, 14
