aFe's Twisted Steel headers outflow and outperform the Ford diesel factory exhaust manifolds for a true, bolt-on performance header system. These precision-designed, hand-crafted headers are mandrel-bent from 1-3/4" into 2" heavy duty gauge .120" wall, brushed finish 304 stainless steel tubing and are 100% hand TIG-welded for strength and durability. Optimized tube lengths deliver true pulse control technology for improved flow and performance across the power band. Laser-cut, heavy duty head flanges are machined to match the exhaust ports for a secure seal. EGT ports with plugs, quality hardware and gaskets are included to ensure hassle-free installation and quality fit
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2007 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004-2007 | Ford | F-250 Super Duty | King Ranch |
| 2003-2007 | Ford | F-250 Super Duty | Lariat |
| 2003-2007 | Ford | F-250 Super Duty | XL |
| 2003-2007 | Ford | F-250 Super Duty | XLT |
| 2004-2007 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2007 | Ford | F-350 Super Duty | King Ranch |
| 2003-2007 | Ford | F-350 Super Duty | Lariat |
| 2003-2007 | Ford | F-350 Super Duty | XL |
| 2003-2007 | Ford | F-350 Super Duty | XLT |