Turbocharger, Garrett T3/T4E, Journal Bearing, 50 Trim, 4″ Anti-surge, T31 .82 A/R vband exit

The Garrett T3/T4E journal bearing turbocharger is built for enthusiasts who want proven T3/T4E performance with the flexibility of a v-band discharge turbine housing. This 50 trim anti-surge configuration is a popular choice for builders seeking strong mid-range power delivery with a straightforward, tuning-friendly exhaust housing. It’s a solid pick for those upgrading from a stock turbo who want more capacity without stepping into a more complex big-frame setup.

Specifications

• Bearing Type: Journal Bearing
• Compressor Wheel Trim: 50 Trim
• Compressor Housing: 4″ Anti-surge
• Turbine Housing: T31
• A/R Ratio: .82
• Turbine Discharge: Stage III V-band exit
• HP Capacity: 450 HP
• Garrett P/N: 466159-5011

Performance & Application

This T3/T4E journal bearing turbocharger is designed for builds targeting up to 450 HP. The 50 trim compressor wheel paired with the 4″ anti-surge housing supports strong airflow characteristics suited to performance street and mild competition applications. The T31 .82 A/R turbine housing with stage III v-band discharge simplifies installation and offers tuning flexibility compared to traditional flanged exits. This combination is a well-established choice among the popular T3/T4E 50 trim configurations for enthusiasts building a reliable, capable turbo system.

Frequently Asked Questions

What HP can this turbocharger support?

This Garrett T3/T4E journal bearing turbocharger is capable of supporting up to 450 HP.

Is this a ball bearing or journal bearing turbo?

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 .82 A/R ratio.

What type of turbine discharge does this turbo use?

It features a stage III v-band discharge turbine housing for easier installation and tuning flexibility.

For enthusiasts seeking a dependable, high-capacity T3/T4E setup with the convenience of a v-band discharge, this journal bearing 50 trim turbocharger delivers the proven performance and installation flexibility serious builds demand.