This is the Alliant Power AP90943, an HE300VG variable geometry turbocharger remanufactured by Alliant Power, with the electronic actuator fitted. Alliant Power lists it for the Cummins ISB 6.7L at the EPA 2017 emissions level (EPA17). The turbo replaces Cummins turbocharger kit 6411490 and the earlier numbers 5604188, 5605001, 5604945, 5354552 and 5354495, and the actuator on it replaces Cummins 6382091. The same turbo without the actuator is Alliant Power AP90043.
The ISB 6.7L has used several HE300VG turbos that look alike and carry different Cummins numbers, so match the number on your old turbo before you order. This one is listed by Cummins part number for the ISB 6.7L, not for Ram pickups, which carry their own turbo numbers. Common reasons for replacement are a sticking nozzle from soot, low boost, a weak exhaust brake, actuator faults and shaft play with oil in the charge air piping.
Confirm Fitment Before You Order
ISB 6.7L HE300VG turbos carry different Cummins numbers from one engine build to the next, and this one is not for Ram pickups. Have your engine serial number and the Cummins or Holset number from the data plate on your old turbo ready. Call 530-668-0818 and we will confirm the exact match at no charge before anything ships.
Specifications
| Part number | AP90943 |
| Brand | Alliant Power |
| Condition | Remanufactured |
| Warranty | Alliant Power 24-month, unlimited-mileage warranty. |
| Type | Variable geometry turbocharger (VGT) |
| Turbo model | HE300VG |
| Engine | Cummins ISB 6.7L |
| Emissions level | EPA 2017 (EPA17), as listed by Alliant Power |
| Actuator | Electronic actuator included, 12 V type (replaces Cummins 6382091) |
| Remanufactured by | Alliant Power |
| Core charge | Refundable in full when we receive your rebuildable core |
| Shipping weight | 52 lb |
Fits / Applications
- Cummins ISB 6.7L, listed by Alliant Power for the EPA 2017 emissions level
- HE300VG variable geometry turbo, electronic actuator included
- Turbo replaces Cummins 6411490, 5604188, 5605001, 5604945, 5604168, 5354552, 5354495 and 5354476
- Actuator on the unit replaces Cummins 6382091
- Not for Ram 2500 and 3500 pickups
Change the engine oil and filter, check that the oil feed and drain are clear, and prime the turbo with clean oil before the first start. Use new gaskets at every joint. The actuator comes fitted to the turbo. Leave it on: an actuator that is taken off has to be fitted again and calibrated with Cummins service software. Clean the charge air cooler and piping if the old turbo passed oil.
Part Numbers & Cross Reference
Alliant Power AP90943 · Alliant Power (same turbo without actuator) AP90043 · Cummins turbocharger kit 6411490 (6411490RX) · Cummins 5604188 (5604188RX), replaced by 6411490 · Cummins 5605001 (5605001RX) · Cummins 5604945 · Cummins 5604168 · Cummins 5354552 (5354552RX) · Cummins 5354495 · Cummins 5354476 · Cummins (other numbers for this turbo) 5640432, 5601418, 5501360, 6410794 · Holset 6395599 (6395599H, 6395599HX) · Actuator on the unit Cummins 6382091 (Alliant Power AP91004)
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 AP90943 fit my Ram 2500 or 3500 pickup?
No. It is listed by Cummins part number for the ISB 6.7L, not for Ram pickups. Ram trucks use different turbo numbers, so call 530-668-0818 with your VIN for those.
Does it come with the actuator?
Yes. The AP90943 is the complete turbo with the electronic actuator fitted. The same turbo without the actuator is Alliant Power AP90043.
What numbers does the AP90943 replace?
The turbo replaces Cummins 6411490 and the earlier numbers 5604188, 5605001, 5604945, 5354552 and 5354495, including the RX remanufactured versions. The actuator on it replaces Cummins 6382091.
Is it new or remanufactured, and is there a core?
It is remanufactured by Alliant Power. A refundable core applies, and the core deposit comes back when we receive your old turbo.
Related Parts
- Cummins ISB 6.7L EPA21 HE300VG Turbocharger with Actuator | Alliant Power AP90969 Remanufactured
- Cummins ISB 6.7L EPA17 HE300VG Turbocharger without Actuator | Alliant Power AP90043 Remanufactured
- Cummins ISB 6.7L HE300VG Turbocharger without Actuator | Alliant Power AP90045 Remanufactured
- Komatsu SAA6D107E, SAA4D107E & Cummins QSB6.7 CP3 Fuel Pump | Bosch 0445020109 New (Cummins 4989266)
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. A refundable core deposit is added at checkout and refunded in full when we receive your rebuildable core. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax and the refundable core charge are 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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