Alliant Power EGR Valve - NEW NO CORE
Exhaust Gas Recirculation Valve
Fits 2003 and early 2004 models
Restore your Ford 6.0L Powerstroke’s performance with the dependable Alliant Power AP63438 EGR Valve, engineered for 2003 and early 2004 F-Series trucks and Excursions. This direct-fit, OEM-quality replacement is ideal for diesel owners seeking reliable emissions control and smoother drivability.
OEM-Level Construction: Built by Alliant Power to meet or surpass original equipment standards for fit, finish, and reliable operation.
Guaranteed Compatibility: Designed for 2003–2004 Ford F-Series (F-250, F-350, F-450, F-550) and Excursion 6.0L Power Stroke engines, as well as 2002½–2003 Navistar VT365 platform.
Problem-Solving Performance: Addresses sticking or faulty EGR valves that cause rough idle, loss of power, excessive tailpipe smoke, or hard starting.
Direct Bolt-In Fit: Installs easily using basic hand tools—no modifications required.
Warranty Protection: Supported by Alliant Power’s best-in-class warranty for confidence and peace of mind.
| Attribute | Details |
|---|---|
| Manufacturer | Alliant Power |
| Part Number | AP63438 |
| Weight | 2.0lbs |
| Dimensions | W6.0” x H6.0” x L6.0” |
| OEM Cross Reference | 4C3Z9F452A, 4C3Z9F452ARM, CX2056, CX2467RM |
| Condition | New |
Inspect the EGR cooler and engine for leaks or excessive soot before installation to maximize valve lifespan.
AP63438 is a true drop-in replacement for OE EGR valves on listed fitment years.
Alliant Power supports thousands of high-quality engine components trusted by diesel professionals nationwide. Their dedication to rigorous quality standards, broad inventory, and expert support ensures dependable vehicle performance for light, medium, and heavy-duty diesel engines.
Shipping: Free Ground Shipping is included with your order.
Upgrade your emissions system and maintain engine reliability—order the Alliant Power AP63438 EGR Valve today from NorCal Diesel Performance for fast shipping and expert service.
This product fits the following vehicle configurations:
| YEARS | VEHICLE MFG | ENGINE MFG | ENGINE | APPLICATION | NOTES | FOOTNOTES | ENGINE SERIAL NUMBER(S) | OEM CROSS-REFERENCE |
|---|---|---|---|---|---|---|---|---|
| 2003-2004 | Ford | Ford | 6.0L Power Stroke | F Series, Excursion | N/A | 4C3Z9F452A, 4C3Z9F452ARM, CX2056, CX2467RM | ||
| 2002½-2003 | Navistar | Navistar | VT365 | VT365 | N/A | 1846491C91, 5010682R91 |
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