Description
Premium aftermarket replacement turbocharger from PAI Industries. The PAI 381204 is a direct replacement for the Garrett GTA4294BS turbocharger used on Caterpillar C12 diesel engines rated at 360–430 HP. This new turbocharger assembly includes a gasket and pneumatic wastegate actuator for a complete, bolt-on installation.
Signs You Need a New Turbocharger
- Excessive black or blue exhaust smoke under load
- Noticeable loss of power or slow acceleration
- Whining, grinding, or siren-like noise from the turbo housing
- Oil leaking from the turbo inlet or outlet connections
- Check engine light with turbo boost pressure fault codes
Specifications
| Manufacturer | PAI Industries |
|---|---|
| Part Number | 381204 |
| Part Type | Turbocharger |
| Turbo Model | GTA4294BS (GT4294S) |
| Engine Compatibility | Caterpillar C12 |
| Engine Serial Prefixes | 2KS, 9NS |
| Horsepower Range | 360–430 HP |
| Includes | Turbocharger assembly with gasket and wastegate actuator |
| Condition | New |
Cross References
This part replaces or is equivalent to the following part numbers:
- Caterpillar: 1906210 (190-6210), 1649490 (164-9490), 0R7578, 0R7292, 0R7575, 0R7252, 0R7174, 1906211 (190-6211), 1649491 (164-9491), 1906205 (190-6205), 1906206 (190-6206), 1355367 (135-5367), 1455184 (145-5184), 1513082 (151-3082), 1515937 (151-5937)
- Garrett: 716269-5003S, 716269-5003, 471172-0005, 471172-0001, 471172-0002, 471172-0003, 471172-0004, 471172-0006
Applications
This turbocharger fits Caterpillar C12 diesel engines found in:
- Freightliner trucks (1999–2013) with Cat C12 engine
- International trucks (1999–2013) with Cat C12 engine
- Caterpillar C12 truck engines – Serial Prefix 2KS (2KS00001-UP) and 9NS (9NS00001-UP)
Verify your engine serial number and configuration before ordering to confirm fitment.









