The Flowmaster Outlaw® Cat-back exhaust system for the 2018-2023 Ford Mustang GT 5.0L is perfect for the person looking for a very aggressive exhaust tone inside and outside the vehicle, with all of the performance benefits that you would expect from Flowmaster®. This easy to bolt-on emissions-legal system features dual 3.00-inch stainless steel mandrel-bent tubing and our exclusive Scavenger® Series X-pipe for a deep unique tone and maximum power. Other features include a pair of our race-proven Outlaw Series mufflers finished off with quad 4.00-inch carbon fiber tips for a modern look. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, this system includes all necessary parts, hardware and installation instructions. Notes: This system does not fit models with the Active Performance Exhaust option. Vehicles with the Factory Active Performance Exhaust option will use system #817800.
Features:
- Not For Vehicles With Active Exhaust Valves
- Very Aggressive Interior & Exterior Sound
- Dyno-Tuned for Maximum Performance
- Our Exclusive Scavenger Series X-Pipe
- Quad 4.00-inch Carbon Fiber Tips
- Full Stainless Steel Construction
- Lifetime Limited Warranty
- Flowmaster Quality
Fits 2018-2023 Mustang GT 5.0L Coupes & Convertibles without Factory Active Performance Exhaust Valves.
Installation Notes:
Fits 2018-2023 Mustang GT 5.0L Coupes & Convertibles without Factory Active Performance Exhaust Valves.
About Flowmaster
Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
| Make |
Model |
Submodel |
Years |
Engine |
Fitment Notes |
| Ford |
Mustang |
Bullitt |
2020 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT Premium |
2018 |
5.0L / 302 / V8 |
Does not fit with Active Performance Exhaust |
| Ford |
Mustang |
GT Premium |
2019 |
5.0L / 302 / V8 |
Does not fit vehicles with Active Performance Exhaust Option |
| Ford |
Mustang |
GT Premium |
2020 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT Premium |
2021 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT Premium |
2022 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT Premium |
2023 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT V8 |
2019 |
5.0L / 302 / V8 |
Does not fit vehicles with Active Performance Exhaust Option |
| Ford |
Mustang |
GT V8 |
2020 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT |
2018 |
5.0L / 302 / V8 |
Does not fit with Active Performance Exhaust |
| Ford |
Mustang |
GT |
2019 |
5.0L / 302 / V8 |
Does not fit vehicles with Active Performance Exhaust Option |
| Ford |
Mustang |
GT |
2020 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT |
2021 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT |
2022 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
GT |
2023 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
Mach 1 |
2022 |
5.0L / 302 / V8 |
|
| Ford |
Mustang |
Mach 1 |
2023 |
5.0L / 302 / V8 |
|
