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The Diamond Eye K4319A-RP 4" Turbo-Back Single Aluminized Muffler Replacement Pipe is a direct-fit performance upgrade for 2000-2003 Ford Super Duty F250 and F350 trucks equipped with the 7.3L Powerstroke diesel. This heavy-duty aluminized steel pipe replaces the restrictive factory muffler, delivering improved exhaust flow, deeper tone, and noticeable power gains while maintaining a clean single exhaust layout. Precision mandrel-bent for maximum flow and perfect fitment, the system bolts directly in place from the turbo back to the rear of the truck. The aluminized construction provides excellent corrosion resistance and long-term durability in harsh diesel environments.
| Specification | Detail |
|---|---|
| Part Number | K4319A-RP |
| Brand | Diamond Eye |
| Diameter | 4 inch |
| Material | Aluminized Steel |
| Style | Turbo-Back Muffler Replacement Pipe |
| Configuration | Single Exhaust |
| Vehicle | 2000-2003 Ford F250/F350 7.3L Powerstroke |
| Installation | Bolt-On Direct Replacement |
| Warranty | Limited Lifetime (Diamond Eye) |
| Shipping Weight | Approx. 25 to 30 lbs |
| Year | Make | Model | Engine |
|---|---|---|---|
| 2000-2003 | Ford | F250 | 7.3L Powerstroke V8 Diesel |
| 2000-2003 | Ford | F350 | 7.3L Powerstroke V8 Diesel |
Diamond Eye Performance manufactures mandrel-bent exhaust systems and components for diesel trucks, with a catalog that spans DPF-back, turbo-back, and cat-back exhaust for Cummins, Duramax, and Power Stroke platforms. CNC mandrel bending maintains full internal tube diameter through bends from 3/8-inch to 5-inch OD in both aluminized and stainless steel, ensuring exhaust gas flow is not restricted by collapsed bends common in lesser exhaust systems.Popular UpgradesDiamond Eye 4-inch DPF-back exhaust systems for the Cummins 6.7L and Duramax 6.6L diesel trucks are the most popular products, providing a meaningful reduction in exhaust restriction over the factory 3.5-inch outlet section. Stainless steel mandrel-bent kits are available for the Ram 2500, Ram 3500, Ford Super Duty, and GM HD truck platforms with direct-fit connections and tip options. Aluminized exhaust kits offer the same mandrel-bent quality at a lower price point for builds in drier climates where corrosion is less of...
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