MagnaFlow Custom Builder Pipe 4" turbo-back exhaust for the 1999-2003 Ford F-250/F-350 Super Duty 7.3L Power Stroke diesel. Built from corrosion-resistant stainless steel with mandrel-bent pipes and produced on CNC robotic equipment, it exits single passenger-side rear and is tuned for an aggressive interior and very aggressive exterior tone. Emissions-legal; professional install recommended (cutting/welding may be required). Backed by MagnaFlow's limited lifetime warranty.
| Type | 4" turbo-back exhaust (Custom Builder Pipe) |
| Engine | Ford 7.3L Power Stroke diesel |
| Material | Stainless steel, mandrel-bent |
| Exit | Single passenger-side rear |
| Sound | Aggressive interior / very aggressive exterior |
| Part Number | 17878 |
| Warranty | Limited lifetime |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2003 | Ford | F-250 Super Duty | Lariat |
| 1999-2003 | Ford | F-250 Super Duty | XL |
| 1999-2003 | Ford | F-250 Super Duty | XLT |
| 2003 | Ford | F-350 Super Duty | King Ranch |
| 1999-2003 | Ford | F-350 Super Duty | Lariat |
| 1999-2003 | Ford | F-350 Super Duty | XL |
| 1999-2003 | Ford | F-350 Super Duty | XLT |
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Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
