Garrett Turbocharger, T3/T4E, 57Trim Compressor, StageIII Turbine

The Garrett T3/T4E turbocharger with a 57-trim compressor wheel and Stage III turbine is a proven hybrid solution for enthusiasts building serious power without sacrificing daily-driver reliability. This combination has become a go-to choice across a wide range of engine platforms thanks to its balance of response and top-end capability. Factory assembled and balanced by Garrett, it delivers the consistency and durability performance builders expect from OEM-grade manufacturing.

Specifications

• Compressor Wheel: 57 Trim
• Turbine: Stage III
• Turbine Housing: T3, 4 Bolt (2.5″) discharge
• Bearing Type: Journal Bearing
• Cooling: Oil cooled only, water lines not required
• HP Capacity: Up to 450 crank HP
• Assembly: Garrett factory assembled and balanced for OEM reliability
• Garrett P/N: 466159-5003
• Alternate P/N: 466159-5005

Performance & Application

This T3/T4E hybrid is a common-use turbocharger applied across a variety of engines, making it a versatile choice for builders who need a reliable path to higher power output. The oil-cooled design simplifies installation by eliminating the need for water lines, while the Stage III turbine and 57-trim compressor combination is engineered to support builds up to the stated horsepower ceiling. It’s a well-established option for enthusiasts seeking factory-level assembly quality paired with aftermarket performance capability.

Frequently Asked Questions

What HP can this turbocharger support?

This T3/T4E 57-trim, Stage III turbine turbocharger is rated to support up to 450 crank HP.

Is this a ball bearing or journal bearing turbo?

This turbocharger uses a journal bearing design.

Does this turbo require water lines?

No. This unit is oil cooled only, and water lines are not required.

What discharge configuration does this turbine housing use?

The standard turbine housing is a T3, 4 Bolt (2.5″) discharge configuration.

Backed by Garrett’s factory assembly and balancing process, this T3/T4E 57-trim Stage III turbocharger remains a trusted, proven option for builders who demand OEM-level reliability paired with real performance capability.