Introducing our new Flow FX® Axle-back exhaust system for 2013-2014 Ford Mustang GT coupes, convertibles and 2013 Boss 302 models with the 5.0L engine. Features include dual 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round Flow FX "straight-through" performance mufflers for a deep tone. The large 3.00-inch core mufflers provide maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for an easy installation. The mufflers are finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts. Designed for easy installation, includes all necessary parts, hardware, and detailed instructions. The system is covered by our Lifetime Limited Warranty.
| Brand |
Flowmaster |
| Brand |
Flowmaster |
| California Proposition 65 |
Yes |
| California Proposition 65 |
Yes |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| CARB (California) Compliant |
Yes |
| CARB (California) Compliant |
Yes |
| Catalytic Converter Included |
No |
| Catalytic Converter Included |
No |
| 2874 |
0 |
| 2874 |
0 |
| Category |
Exhaust |
| Category |
Exhaust |
| 3728 |
Flat Band |
| 3728 |
Flat Band |
| 1882 |
Yes |
| 1882 |
Yes |
| Emission Code |
5 |
| Emission Code |
5 |
| Exhaust Series |
FlowFX |
| Exhaust Series |
FlowFX |
| 11205 |
Black |
| 11205 |
Black |
| 9874 |
Welded |
| 9874 |
Welded |
| 9876 |
Angled |
| 9876 |
Angled |
| 1162 |
4.50 |
| 1162 |
4.50 |
| 9877 |
Rolled Edge |
| 9877 |
Rolled Edge |
| 1163 |
Black Ceramic Coating |
| 1163 |
Black Ceramic Coating |
| 9881 |
No |
| 9881 |
No |
| 10104 |
5.25 |
| 10104 |
5.25 |
| 1164 |
304 Stainless Steel |
| 1164 |
304 Stainless Steel |
| 1161 |
2 |
| 1161 |
2 |
| 9878 |
No |
| 9878 |
No |
| 10980 |
Round |
| 10980 |
Round |
| 9875 |
Single Wall |
| 9875 |
Single Wall |
| 9870 |
Dual Out Rear |
| 9870 |
Dual Out Rear |
| 200 |
Natural |
| 200 |
Natural |
| 353 |
No |
| 353 |
No |
| 3390 |
Performance |
| 3390 |
Performance |
| 4364 |
Yes |
| 4364 |
Yes |
| Heat Shield Included |
No |
| Heat Shield Included |
No |
| 596 |
Clamp-On |
| 596 |
Clamp-On |
| 9871 |
3.00 |
| 9871 |
3.00 |
| Mount Type |
Uses Factory Hangers |
| Mount Type |
Uses Factory Hangers |
| 92 |
No |
| 92 |
No |
| 4371 |
4.00 |
| 4371 |
4.00 |
| 9884 |
4.00 |
| 9884 |
4.00 |
| 1892 |
14.00 |
| 1892 |
14.00 |
| 4372 |
409 Stainless Steel |
| 4372 |
409 Stainless Steel |
| 4373 |
Round |
| 4373 |
Round |
| Muffler Color |
Silver |
| Muffler Color |
Silver |
| 9882 |
Natural |
| 9882 |
Natural |
| 4367 |
No |
| 4367 |
No |
| 4368 |
No |
| 4368 |
No |
| Muffler Included |
Yes |
| Muffler Included |
Yes |
| 4365 |
3.00 |
| 4365 |
3.00 |
| Muffler Inlet Location |
Center |
| Muffler Inlet Location |
Center |
| 4366 |
3.13 |
| 4366 |
3.13 |
| Muffler Outlet Diameter |
3.00 |
| Muffler Outlet Diameter |
3.00 |
| Muffler Outlet Location |
Center |
| Muffler Outlet Location |
Center |
| 4375 |
1 |
| 4375 |
1 |
| Muffler Overall Length |
35.50 |
| Muffler Overall Length |
35.50 |
| Muffler Part Number |
Kit Only |
| Muffler Part Number |
Kit Only |
| 4374 |
2 |
| 4374 |
2 |
| Muffler Series |
FlowFX |
| Muffler Series |
FlowFX |
| 1174 |
Absorption |
| 1174 |
Absorption |
| part type |
Exhaust System |
| part type |
Exhaust System |
| 3530 |
409 Stainless Steel |
| 3530 |
409 Stainless Steel |
| Product Type |
Exhaust System |
| Product Type |
Exhaust System |
| Sound Level |
Moderate |
| Sound Level |
Moderate |
| 4377 |
No |
| 4377 |
No |
| Sub Category |
Exhaust and Tail Pipes |
| Sub Category |
Exhaust and Tail Pipes |
| 4369 |
3.00 |
| 4369 |
3.00 |
| 4376 |
2 |
| 4376 |
2 |
| Tail Pipe Quantity |
Dual |
| Tail Pipe Quantity |
Dual |
| 4370 |
No |
| 4370 |
No |
| Tip Logo |
Embossed |
| Tip Logo |
Embossed |
| Type |
Axle-back |
| Type |
Axle-back |
| 6014 |
No |
| 6014 |
No |
| 2126 |
Not Applicable |
| 2126 |
Not Applicable |
| Warning |
California Proposition 65 |
| Warning |
California Proposition 65 |
| Pipe Color |
Silver |
| Pipe Color |
Silver |
| 9885 |
4.00 |
| 9885 |
4.00 |
| Description_ABR |
SYS 13-14 MU |
| Description_SHO |
SYS 13-14 MUSTANG GT |
| Description_INV |
13-14 MUSTANG GT V8 FFX AB DOR |
| Description_ASC |
Fits 2013-2014 Ford Mustang GT coupes and convertibles with the 5.0L engine. |
| Description_DES |
Flowmaster Flow FX Axle-Back Exhaust System |
| Description_EXT |
2013-2014 Ford Mustang GT coupes and convertibles with the 5.0L engine. - Moderate sound |
| Description_MKT |
Introducing our new Flow FX® Axle-back exhaust system for 2013-2014 Ford Mustang GT coupes, convertibles and 2013 Boss 302 models with the 5.0L engine. Features include dual 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round Flow FX "straight-through" performance mufflers for a deep tone. The large 3.00-inch core mufflers provide maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for an easy installation. The mufflers are finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts. Designed for easy installation, includes all necessary parts, hardware, and detailed instructions. The system is covered by our Lifetime Limited Warranty. |
| Description_FAB |
FlowFX "Straight-through" Large Core Performance Mufflers |
| Description_FAB |
Large 4.50-inch Black Ceramic Coated Stainless Steel Tips |
| Description_FAB |
Dyno-tuned for Maximum Performance |
| Description_FAB |
Mandrel-bent Stainless Steel Tubing |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Includes All Necessary Hardware |
| Description_FAB |
Lifetime Limited Warranty |
| Description_FAB |
Quick & Easy Installation |
| Description_FAB |
Deep Powerful Sound |
| Description_ABR |
SYS 13-14 MU |
| Description_SHO |
SYS 13-14 MUSTANG GT |
| Description_INV |
13-14 MUSTANG GT V8 FFX AB DOR |
| Description_ASC |
Fits 2013-2014 Ford Mustang GT coupes and convertibles with the 5.0L engine. |
| Description_DES |
Flowmaster Flow FX Axle-Back Exhaust System |
| Description_EXT |
2013-2014 Ford Mustang GT coupes and convertibles with the 5.0L engine. - Moderate sound |
| Description_MKT |
Introducing our new Flow FX® Axle-back exhaust system for 2013-2014 Ford Mustang GT coupes, convertibles and 2013 Boss 302 models with the 5.0L engine. Features include dual 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round Flow FX "straight-through" performance mufflers for a deep tone. The large 3.00-inch core mufflers provide maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for an easy installation. The mufflers are finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts. Designed for easy installation, includes all necessary parts, hardware, and detailed instructions. The system is covered by our Lifetime Limited Warranty. |
| Description_FAB |
FlowFX "Straight-through" Large Core Performance Mufflers |
| Description_FAB |
Large 4.50-inch Black Ceramic Coated Stainless Steel Tips |
| Description_FAB |
Dyno-tuned for Maximum Performance |
| Description_FAB |
Mandrel-bent Stainless Steel Tubing |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Includes All Necessary Hardware |
| Description_FAB |
Lifetime Limited Warranty |
| Description_FAB |
Quick & Easy Installation |
| Description_FAB |
Deep Powerful Sound |
