Turbocharger, Garrett T3/T4E, Journal Bearing, 50 Trim, 4″ Anti-surge , T31 .48 A/R vband exit

The Garrett T3/T4E journal bearing turbocharger with 50 trim and anti-surge compressor housing is built for enthusiasts pushing into serious power territory while demanding a durable, proven bearing platform. Paired with a Stage III v-band turbine housing, this unit is engineered for builders who need both strong compressor flow and efficient exhaust-side discharge. It’s a smart choice for anyone stepping up from stock turbo capability into a dedicated performance setup.

Specifications

• Bearing Type: Journal Bearing
• Compressor Trim: 50 Trim
• Compressor Housing: 4″ Anti-Surge
• Turbine Housing: T31
• A/R Ratio: .48
• Turbine Discharge: V-Band, Stage III
• HP Capacity: 450 HP
• Garrett P/N: 466159-5011

Performance & Application

This T3/T4E configuration is designed for performance builds targeting up to the rated horsepower ceiling, making it a strong fit for Stage III applications that demand a robust journal bearing turbocharger. The anti-surge compressor housing design supports stable compressor operation under performance boost conditions. With its v-band turbine discharge, this unit suits builders prioritizing efficient exhaust housing fitment in higher-output setups.

Frequently Asked Questions

What HP can this turbocharger support?

This Garrett T3/T4E journal bearing turbocharger is rated to 450 HP.

Is this a ball bearing or journal bearing turbocharger?

This unit uses a journal bearing design.

What is the A/R ratio of the turbine housing?

The T31 turbine housing on this turbocharger has a .48 A/R ratio.

What type of turbine discharge does this turbocharger use?

It features a Stage III v-band discharge turbine housing.

For builders who need a dependable journal bearing turbocharger capable of reaching 450 HP with a Stage III v-band turbine housing, this Garrett T3/T4E 50 trim unit delivers exactly the specification and performance profile required.