STANDARD
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.
| Download Name | File Size |
| fm_warranty_general.pdf | 88.58KB |
| FM_Warranty_General.pdf | 88.58KB |
| NAFTA_COO-2013.pdf | 105.94KB |
| 17421.pdf | 724.86KB |
| 17421_instructions.pdf | 1.66MB |
| Make | Model | Submodel | Years | Engine | Fitment Notes |
| Ford | Mustang | Base | 2005 | 4.0L / 245 / V6 | Single; Single Side Exit; 2.5 in. Outlet; 5x10 in. Muffler Assembly; 3.5 in. Rolled Edge Stainless Tip;50 State Legal / California Emissions Compliant |
| Ford | Mustang | Base | 2006 | 4.0L / 245 / V6 | Single; Single Side Exit; 2.5 in. Outlet; 5x10 in. Muffler Assembly; 3.5 in. Rolled Edge Stainless Tip;50 State Legal / California Emissions Compliant |
| Ford | Mustang | Base | 2007 | 4.0L / 245 / V6 | Single; Single Side Exit; 2.5 in. Outlet; 5x10 in. Muffler Assembly; 3.5 in. Rolled Edge Stainless Tip;50 State Legal / California Emissions Compliant |
| Ford | Mustang | Base | 2008 | 4.0L / 245 / V6 | Single; Single Side Exit; 2.5 in. Outlet; 5x10 in. Muffler Assembly; 3.5 in. Rolled Edge Stainless Tip;50 State Legal / California Emissions Compliant |
| Ford | Mustang | Base | 2009 | 4.0L / 245 / V6 | Single; Single Side Exit; 2.5 in. Outlet; 5x10 in. Muffler Assembly; 3.5 in. Rolled Edge Stainless Tip;50 State Legal / California Emissions Compliant |
| 2WD/4WD | 2WD |
| California Proposition 65 Chemical Name | Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name 1 | Nickel (Metallic) |
| California Proposition 65 Chemical Name 2 | Chromium (hexavalent compounds) |
| California Proposition 65 Required | Yes |
| Color | Black |
| Emission Code | 5 |
| Exhaust Series | American Thunder |
| Exhaust Type | Single |
| Exit Position | Single Rear |
| Exit Style | Straight |
| Heat Shield | No |
| Heat Shield Attached | No |
| Inlet Diameter | 2.500 in. |
| Inlet Diameter (in) | 2.5 |
| Inlet Inside Diameter | N/A |
| Material | Aluminized Steel |
| Muffler Count | 1 |
| Muffler Part Number | Kit Only |
| Muffler Quantity | 1 |
| Muffler Series | 60 Series Delta Flow |
| Outlet Diameter | 2.500 in. |
| Outlet Diameter (in) | 2.5 |
| Outlet Outside Diameter | 3.500 in. |
| Part Type | Exhaust System Kit |
| Single Dual | Single |
| Single or Dual | Single |
| Sound Level | Moderate |
| System Type | Axle Back |
| Tail Pipe Diameter | 2.500 in. |
| Tip Diameter | 3.500 in. |
| Tip Diameter (in) | 3.5 |
| Tip Quantity | 1 |
| Tubing Diameter | 2.500 in. |
| Tubing Diameter (in) | 2.5 |
| WARNING CA Proposition 65 | WARNING: Cancer and Reproductive Harm |
| Warranty Time | 36 Months |
