SECTION 309-00:  Exhaust System
  | 2014 Mustang Workshop Manual
  | 
REMOVAL AND INSTALLATION
  | Procedure revision date:  01/07/2013
  | 

| Item | Part Number | Description | 
|---|---|---|
| 1 | W705374 | Exhaust manifold studs (4 required) | 
| 2 | — | RH Heated Oxygen Sensor (HO2S) electrical connector (part of 9F472) | 
| 3 | — | LH HO2S electrical connector (part of 9F472) | 
| 4 | — | RH Catalyst Monitor Sensor (CMS) electrical connector (part of 9G444) | 
| 5 | — | LH CMS electrical connector (part of 9G444) | 
| 6 | W714265 | Catalytic converter-to-exhaust manifold nuts (4 required) | 
| 7 | 5F250 | Catalytic converter assembly | 
| 8 | 5A281 | Torca® coupler (2 required) | 
| 9 | 5A212 | RH intermediate pipe | 
| 10 | 5A213 | LH intermediate pipe | 
| 11 | 5A231 | Ball clamp | 
| 12 | 5A231 | Ball clamp | 
| 13 | 5230 | RH muffler assembly | 
| 14 | 5232 | LH muffler assembly | 
| 15 | 5J267 | LH front isolator | 
| 16 | 5A246 | RH front isolator | 
| 17 | 5A261 | Rear isolator (2 required) | 

| Item | Part Number | Description | 
|---|---|---|
| 1 | W714265 | Catalytic converter-to-exhaust manifold nuts (4 required) | 
| 2 | 5B266 | Gasket (2 required) | 
| 3 | 5E212 | RH catalytic converter | 
| 4 | 5E213 | LH catalytic converter | 
| 5 | — | LH CMS electrical connector (part of 9G444) | 
| 6 | — | RH CMS electrical connector (part of 9G444) | 
| 7 | — | Ball clamp | 
| 8 | — | Ball clamp | 
| 9 | 5246 | Exhaust H-Pipe | 
| 10 | 5A281 | Torca® coupler (2 required) | 
| 11 | 5A212 | RH intermediate pipe | 
| 12 | 5A213 | LH intermediate pipe | 
| 13 | 5A231 | Ball clamp | 
| 14 | 5A231 | Ball clamp | 
| 15 | 5A246 | RH front isolator | 
| 16 | 5232 | LH muffler assembly | 
| 17 | 5J267 | LH front isolator | 
| 18 | 5230 | RH muffler assembly | 
| 19 | 5A261 | Rear isolator (2 required) | 

| Item | Part Number | Description | 
|---|---|---|
| 1 | W705374 | Exhaust manifold studs (4 required) | 
| 2 | 5F250 | Catalytic converter assembly | 
| 3 | — | RH HO2S electrical connector (part of 9F472) | 
| 4 | — | RH CMS electrical connector (part of 9G444) | 
| 5 | — | LH CMS electrical connector (part of 9G444) | 
| 6 | W714265 | Catalytic converter-to-exhaust manifold nuts (4 required) | 
| 7 | 5A281 | Torca® coupler (2 required) | 
| 8 | 5A212 | RH intermediate pipe | 
| 9 | 5A213 | LH intermediate pipe | 
| 10 | 5A231 | Ball clamp | 
| 11 | 5A231 | Ball clamp | 
| 12 | 5232 | LH muffler assembly | 
| 13 | 5J267 | LH front isolator | 
| 14 | 5230 | RH muffler assembly | 
| 15 | 5A246 | RH front isolator | 
| 16 | 5277 | Rear isolator (2 required) |