This is the Garrett 725390-5006S, a new Garrett GT3782VA turbocharger, not a rebuild. It is the variable geometry turbo for the early Ford 6.0L Power Stroke: 2003 model year and early 2004 model year Super Duty trucks built 9/28/2003 and earlier, engine serial numbers below 6155637. It replaces Navistar 1837984C91, 1837984C94 and 1832160C91, Ford 3C3Z-6K682-CCRM and the older Garrett 725390 and 720523 numbers. It comes with the VGT solenoid and an installation gasket kit.
The 6.0L turbo is replaced for sticking vanes from soot and rust, shaft play, oil in the intake, slow spool and over-boost or under-boost codes. A stuck turbo on these trucks is often a symptom, so check the EGR system, the oil feed and drain and the VGT control circuit before you bolt on a new one. Trucks built after 9/28/2003 take a different turbo.
Confirm Fitment Before You Order
The 6.0L changed turbos in production. This one fits trucks built 9/28/2003 and earlier, engine serial numbers below 6155637. Catalogs list other Garrett numbers (the 743250 series) for later 2004 and 2005 to 2007 trucks, so order by build date, not by model year. Send us the build date from the door jamb sticker, the VIN, the engine serial number if the truck was built close to that date, and the Garrett number on your old turbo tag. Call 530-668-0818. We will confirm the exact match at no charge before anything ships.
Specifications
| Part number | 725390-5006S |
| Brand | Garrett |
| Condition | New, genuine, in original packaging |
| Warranty | Manufacturer’s own warranty applies. Call us and we handle the claim. |
| Type | Variable geometry turbocharger (Garrett AVNT) |
| Turbo model | GT3782VA |
| Engine | Ford 6.0L Power Stroke V8 diesel |
| Model years | 2003 and early 2004 |
| Build date | 9/28/2003 and earlier |
| Engine serial number | Below 6155637 |
| Included | VGT solenoid and installation gasket kit |
| Turbos per engine | 1 |
| Shipping weight | 42 lb |
Fits / Applications
- Ford Super Duty with the 6.0L Power Stroke, 2003 model year
- Early 2004 model year trucks built 9/28/2003 and earlier
- Engine serial numbers below 6155637
- Not for trucks built after 9/28/2003. Those take a Garrett 743250 series turbo.
Change the engine oil and filter, check the oil feed line and the drain tube for coking, and clean or replace the EGR parts that fed soot into the old turbo. Prime the turbo with clean oil before first start. Use the new gaskets from the installation kit that comes with the turbo.
Part Numbers & Cross Reference
Garrett 725390-5006S · Navistar / International 1832160C91 · Navistar / International 1837984C91 · Navistar / International 1837984C92 · Navistar / International 1837984C93 · Navistar / International 1837984C94 · Navistar / International 1840054C96 · Navistar / International 1840054C97 · Navistar / International 1840054C98 · Navistar / International 1846764C91 · Ford remanufactured service number 3C3Z-6K682-CCRM · Ford remanufactured service number, older 3C3Z-6K682-CBRM · Garrett, base number 725390-0006 · Garrett, older number 725390-5003S · Garrett, older number 725390-5002S · Garrett, older number 725390-5001S · Garrett, older number 720523-5005S · Garrett remanufactured version 725390-9006S
Cross-reference numbers can change with engine serial, build year and emissions tier, so treat this list as a starting point. Send us your engine serial number and we will confirm the exact match against your build before anything ships. That check is free and takes a few minutes.
Frequently Asked Questions
Will the 725390-5006S fit my 2004 Ford 6.0L?
Only if the truck was built 9/28/2003 or earlier. Check the build date on the door jamb sticker. Later 2004 trucks take a different Garrett turbo, so call 530-668-0818 with your VIN and we will match it.
What numbers does the 725390-5006S replace?
It replaces Navistar 1837984C91 to 1837984C94, 1832160C91, 1840054C96 to 1840054C98 and 1846764C91, and Ford 3C3Z-6K682-CCRM. It also takes the place of older Garrett numbers such as 725390-0006, 725390-5003S and 720523-5005S.
Is this turbo new or remanufactured, and what comes with it?
It is a new Garrett turbocharger, not a rebuild, and it comes with the VGT solenoid and an installation gasket kit. The Garrett remanufactured version of the same turbo is 725390-9006S.
How do I tell the early 6.0L turbo from the later one?
Go by the truck build date, the engine serial number and the Garrett tag on the old turbo. A tag that starts with 725390 or 720523 is the early turbo this one replaces. If the tag is gone, send us the VIN.
Related Parts
- 2003-Early 2004 Ford 6.0L Power Stroke GT3782VA Turbocharger | Garrett 725390-9006S Remanufactured
- 2004-Early 2005 Ford 6.0L Power Stroke GT3782VA Turbocharger | Garrett 743250-9024S Remanufactured
- 2004-Early 2005 Ford 6.0L Power Stroke GT3782VA Turbocharger | Garrett 743250-5024S New
- 2003-2004 Ford 6.0L Power Stroke FICM Control Module | Alliant Power AP65123N Remanufactured (No Core)
Why Buy From Valley Fuel Injection
We are a diesel fuel-injection and turbocharger shop in Woodland, CA, rebuilding pumps, injectors and turbos on our own benches since 1993, not a drop-ship storefront. When you call, you talk to the people who test these units. We verify fitment against your engine serial, VIN or build date before anything ships, so the right part arrives the first time.
UPS Ground anywhere in the lower 48. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax is additional; shipping is calculated at checkout. Buying tax-exempt? Qualifying diesel repair shops, fleets, farms, and agricultural operations can purchase tax-free. Set up tax-exempt purchasing once and every qualifying order is tax-free going forward.










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