

| Part Number | Material | Year | Model | System Info | Exit Location | Image | Install PDF | |
| 39488 |
|
2010 | Mustang GT 4.6L | Dual - 2.5" Axle Backsystem. 3.5" tip. Ultra Flo Welded Muffler | 4 |
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| 39489 |
|
2010 | Mustang GT 4.6L (bullet Muffler) | Dual - 2.5" Cat-Back System. 3.5" tip. Ultra Flo bullet Muffler | 4 |
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| 39489 |
|
2010 | Mustang Shelby GT500 5.4L (bullet Muffler) | Dual - 2.5" Cat-Back System. 3.5" tip. Ultra Flo bullet Muffler | 4 |
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| 39434 |
|
2009-05 | Mustang w/4.0L | Dual - 2.5" system. 3.5" tip. Ultra Flo Welded Muffler | 4 |
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| 39460 |
|
2009-05 | Mustang GT w/4.6L, Shelby GT w/4.6L, Shelby GT500 w/5.4L (bullet Muffler) | Dual - 3" Cat-Back System. 3.5" tip. Ultra Flo bullet Muffler | 4 |
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| 39414 |
|
2009-05 | Mustang GT | Dual - 2.5" Cat Back system. 3.5" tip. Ultra Flo Welded Muffler | 4 |
|
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| 39414 |
|
2009-05 | Mustang Shelby GT | Dual - 2.5" Cat Back system. 3.5" tip. Ultra Flo Welded Muffler | 4 |
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| 39414 |
|
2009-05 | Mustang Shelby GT500 | Dual - 2.5" Cat Back system. 3.5" tip. Ultra Flo Welded Muffler | 4 |
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