The Flowmaster Outlaw Cat-back exhaust system for 2015-2017 Ford Mustang GT with 5.0L engine is perfect for the person looking for a deep and very aggressive sound level inside and outside the car. This bolt-on emissions-legal system features our exclusive dual 3.00-inch Scavenger Series X-pipe for maximum power and a deep unique sound. The stainless steel X-pipe flows into a pair of our race proven Outlaw Series mufflers and exits into dual mandrel-bent 3.00-inch stainless steel tailpipes which are finished off with large 4.00-inch polished stainless steel tips. The system is designed for an easy fit and includes all necessary parts and hardware for an easy installation you can do at home. Covered by our Lifetime Limited Warranty. Note: Does Not fit convertibles.
| Brand |
Flowmaster |
| California Proposition 65 |
Yes |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| CARB (California) Compliant |
Yes |
| Catalytic Converter Included |
No |
| 2874 |
0 |
| Category |
Exhaust |
| 3728 |
Flat Band |
| 1882 |
Yes |
| Emission Code |
5 |
| Exhaust Series |
Outlaw |
| 11205 |
Silver |
| 9874 |
Welded |
| 9876 |
Angled |
| 1162 |
4.00 |
| 9877 |
Angle Cut |
| 1163 |
Polished |
| 9881 |
No |
| 10104 |
5.25 |
| 1164 |
304 Stainless Steel |
| 1161 |
2 |
| 9878 |
No |
| 10980 |
Round |
| 9875 |
Double Wall |
| 9870 |
Dual Out Rear |
| 200 |
Natural |
| 353 |
No |
| 3390 |
Performance |
| 4364 |
Yes |
| Heat Shield Included |
No |
| Inlet Diameter |
3.00 |
| 596 |
Clamp-On |
| 9871 |
3.00 |
| Mount Type |
Flanged |
| 92 |
No |
| 11021 |
4.00 |
| 11022 |
10.50 |
| 11023 |
4.00 |
| 11064 |
Chambered |
| 11048 |
4.00 |
| 11049 |
10.50 |
| 11050 |
4.00 |
| 11073 |
Chambered |
| 4371 |
3.00 |
| 9884 |
4.00 |
| 1892 |
10.50 |
| 4372 |
409 Stainless Steel |
| 4373 |
Round |
| 9882 |
Black High-Temperature Paint Finish |
| 4367 |
No |
| 4368 |
No |
| Muffler Included |
Yes |
| 9962 |
Slip-Fit |
| 4365 |
3.00 |
| 4366 |
3.00 |
| 4375 |
1 |
| Muffler Part Number |
Kit Only |
| 4374 |
2 |
| Muffler Series |
Outlaw |
| 1174 |
Reflection |
| part type |
Exhaust System |
| 3530 |
409 Stainless Steel |
| Product Type |
Exhaust System |
| Sound Level |
Aggressive |
| 4377 |
No |
| Sub Category |
Exhaust and Tail Pipes |
| 4369 |
3.00 |
| 4376 |
2 |
| Tail Pipe Quantity |
Dual |
| 4370 |
No |
| Tip Logo |
Embossed |
| 26 |
Cat-Back |
| 6014 |
No |
| 2126 |
Not Applicable |
| Warning |
California Proposition 65 |
| Pipe Color |
Silver |
| Drive |
2WD |
| 9885 |
4.00 |
| Brand |
Flowmaster |
| California Proposition 65 |
Yes |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| CARB (California) Compliant |
Yes |
| Catalytic Converter Included |
No |
| 2874 |
0 |
| Category |
Exhaust |
| 3728 |
Flat Band |
| 1882 |
Yes |
| Emission Code |
5 |
| Exhaust Series |
Outlaw |
| 11205 |
Silver |
| 9874 |
Welded |
| 9876 |
Angled |
| 1162 |
4.00 |
| 9877 |
Angle Cut |
| 1163 |
Polished |
| 9881 |
No |
| 10104 |
5.25 |
| 1164 |
304 Stainless Steel |
| 1161 |
2 |
| 9878 |
No |
| 10980 |
Round |
| 9875 |
Double Wall |
| 9870 |
Dual Out Rear |
| 200 |
Natural |
| 353 |
No |
| 3390 |
Performance |
| 4364 |
Yes |
| Heat Shield Included |
No |
| Inlet Diameter |
3.00 |
| 596 |
Clamp-On |
| 9871 |
3.00 |
| Mount Type |
Flanged |
| 92 |
No |
| 11021 |
4.00 |
| 11022 |
10.50 |
| 11023 |
4.00 |
| 11064 |
Chambered |
| 11048 |
4.00 |
| 11049 |
10.50 |
| 11050 |
4.00 |
| 11073 |
Chambered |
| 4371 |
3.00 |
| 9884 |
4.00 |
| 1892 |
10.50 |
| 4372 |
409 Stainless Steel |
| 4373 |
Round |
| 9882 |
Black High-Temperature Paint Finish |
| 4367 |
No |
| 4368 |
No |
| Muffler Included |
Yes |
| 9962 |
Slip-Fit |
| 4365 |
3.00 |
| 4366 |
3.00 |
| 4375 |
1 |
| Muffler Part Number |
Kit Only |
| 4374 |
2 |
| Muffler Series |
Outlaw |
| 1174 |
Reflection |
| part type |
Exhaust System |
| 3530 |
409 Stainless Steel |
| Product Type |
Exhaust System |
| Sound Level |
Aggressive |
| 4377 |
No |
| Sub Category |
Exhaust and Tail Pipes |
| 4369 |
3.00 |
| 4376 |
2 |
| Tail Pipe Quantity |
Dual |
| 4370 |
No |
| Tip Logo |
Embossed |
| 26 |
Cat-Back |
| 6014 |
No |
| 2126 |
Not Applicable |
| Warning |
California Proposition 65 |
| Pipe Color |
Silver |
| Drive |
2WD |
| 9885 |
4.00 |
| Description_ABR |
SYS 15-17 MU |
| Description_SHO |
SYS 15-17 MUSTANG GT |
| Description_INV |
15-17 MUSTANG GT 5.0L CB OTL 409S |
| Description_ASC |
Fits 2015-2017 Ford Mustang GT 5.0L Coupes. Does not fit Convertibles |
| Description_DES |
Flowmaster Outlaw Cat-back Exhaust System |
| Description_EXT |
2015-2017 Ford Mustang GT 5.0L Coupes. Does not fit Convertibles - Aggressive sound |
| Description_MKT |
The Flowmaster Outlaw Cat-back exhaust system for 2015-2017 Ford Mustang GT with 5.0L engine is perfect for the person looking for a deep and very aggressive sound level inside and outside the car. This bolt-on emissions-legal system features our exclusive dual 3.00-inch Scavenger Series X-pipe for maximum power and a deep unique sound. The stainless steel X-pipe flows into a pair of our race proven Outlaw Series mufflers and exits into dual mandrel-bent 3.00-inch stainless steel tailpipes which are finished off with large 4.00-inch polished stainless steel tips. The system is designed for an easy fit and includes all necessary parts and hardware for an easy installation you can do at home. Covered by our Lifetime Limited Warranty. Note: Does Not fit convertibles. |
| Description_FAB |
Includes our Exclusive Scavenger Series X-pipe |
| Description_FAB |
Very Aggressive Interior & Exterior Sound |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Dyno Tuned For Maximum Power |
| Description_FAB |
Race-proven Outlaw Mufflers |
| Description_FAB |
Stainless Steel Construction |
| Description_FAB |
Lifetime Limited Warranty |
| Description_ABR |
SYS 15-17 MU |
| Description_SHO |
SYS 15-17 MUSTANG GT |
| Description_INV |
15-17 MUSTANG GT 5.0L CB OTL 409S |
| Description_ASC |
Fits 2015-2017 Ford Mustang GT 5.0L Coupes. Does not fit Convertibles |
| Description_DES |
Flowmaster Outlaw Cat-back Exhaust System |
| Description_EXT |
2015-2017 Ford Mustang GT 5.0L Coupes. Does not fit Convertibles - Aggressive sound |
| Description_MKT |
The Flowmaster Outlaw Cat-back exhaust system for 2015-2017 Ford Mustang GT with 5.0L engine is perfect for the person looking for a deep and very aggressive sound level inside and outside the car. This bolt-on emissions-legal system features our exclusive dual 3.00-inch Scavenger Series X-pipe for maximum power and a deep unique sound. The stainless steel X-pipe flows into a pair of our race proven Outlaw Series mufflers and exits into dual mandrel-bent 3.00-inch stainless steel tailpipes which are finished off with large 4.00-inch polished stainless steel tips. The system is designed for an easy fit and includes all necessary parts and hardware for an easy installation you can do at home. Covered by our Lifetime Limited Warranty. Note: Does Not fit convertibles. |
| Description_FAB |
Includes our Exclusive Scavenger Series X-pipe |
| Description_FAB |
Very Aggressive Interior & Exterior Sound |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Dyno Tuned For Maximum Power |
| Description_FAB |
Race-proven Outlaw Mufflers |
| Description_FAB |
Stainless Steel Construction |
| Description_FAB |
Lifetime Limited Warranty |
| Year |
Make |
Model |
Submodel |
Notes |
| 2015 |
Ford |
Mustang |
GT |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2016 |
Ford |
Mustang |
GT |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2017 |
Ford |
Mustang |
GT |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2015 |
Ford |
Mustang |
GT 50 Years Limited Edition |
Polished Tip Finish, Does Not Fit Convertible |
| 2015 |
Ford |
Mustang |
GT Premium |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2016 |
Ford |
Mustang |
GT Premium |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2017 |
Ford |
Mustang |
GT Premium |
Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish, Does Not Fit Convertible,Polished Tip Finish |
| 2017 |
Ford |
Mustang |
V8 |
Polished Tip Finish |
