Turbocharger GTP38 for Ford F-250 F-350 Super Duty (1999-2003) 7.3L Powerstroke

Direct-Fit GTP38 Turbocharger for 1999-2003 Ford F-250, F-350 (P131)

What it Does: The GTP38 turbocharger replaces worn or failing factory turbos on 1999.5-2003 Ford F-250 and F-350 Super Duty trucks to restore factory manifold boost pressure, lower exhaust gas temperatures, and eliminate oil blow-by.

The Stock Ford F-250, F-350 Turbocharger Journal Bearing Failure

On high-mileage 7.3L Powerstroke engines, factory Garrett GTP38 units experience journal bearing degradation and dynamic seal failure caused by severe thermal cycles and soot contamination. This results in excessive axial and radial shaft play, compressor wheel rubbing, and oil weeping into the intercooler piping. Concurrently, factory wastegate actuators fatigue, bleeding off drive pressure prematurely and triggering low boost, elevated exhaust gas temperatures (EGTs), and sluggish towing response.

The Engineering Solution

This OEM-spec GTP38 turbocharger is engineered specifically for late-model P131 platform trucks. Built with a balanced rotating assembly (CHRA), high-nickel ductile iron turbine housing, and precision-profiled compressor wheel, it withstands continuous thermal loads without shaft deflection. The internal wastegate is pre-calibrated to factory cracking pressure, ensuring accurate boost control across the RPM band. It retains standard pedestal oil feed and drain port geometries, ensuring a bolt-on seal without custom lines or machining.

What's Included

• 1 GTP38 Turbocharger Assembly

Technical Specifications

Compatibility

• 1999.5-2003 Ford F-250 Super Duty 7.3L Powerstroke Diesel
• 1999.5-2003 Ford F-350 Super Duty 7.3L Powerstroke Diesel
• 1999.5-2003 Ford F-450 Super Duty 7.3L Powerstroke Diesel
• 1999.5-2003 Ford F-550 Super Duty 7.3L Powerstroke Diesel
• 2000-2003 Ford Excursion 7.3L Powerstroke Diesel

Frequently Asked Questions & Fitment Warnings

Does this fit the P131 F-250, F-350?

Yes, this is a direct fit for the late 1999.5-2003 Ford F-250, F-350 equipped with the 7.3L Powerstroke diesel engine. Note: This unit does not fit Early 1999 models built prior to 12/07/1998, which utilize a smaller compressor housing, different intake boot size, and distinct pedestal geometry.

Do I need to prime the center section before starting?

Yes, you must prime the CHRA oil inlet port with clean diesel motor oil prior to running the engine to prevent instantaneous bearing scuffing on initial dry start.

The Ford Super Duty Caliber

Engineered to handle the high exhaust gas temps and continuous shaft speeds of heavy-load towing, this GTP38 unit restores the critical airflow dynamics and low-RPM pulling torque the 7.3L platform is trusted for.