Garrett Turbine housing Kit, G Series G40, 1.19 A/R, T4 divided entry, v-band exit, P/N: 757707-0035

The Garrett Turbine Housing Kit for the G Series G40 is built for enthusiasts and engine builders who demand precise control over exhaust flow and spool characteristics on their G40-based turbocharger setup. This kit pairs the housing with the correct flanges, gasket, and clamp needed for a complete, bolt-on installation. It’s the right choice for anyone standardizing on Garrett’s T4 divided/v-band platform for maximum flexibility and flow optimization.

Specifications

• G Series Platform: G40
• A/R Ratio: 1.19
• Turbine Inlet: T4 divided entry
• Turbine Outlet: V-band exit
• Garrett P/N: 757707-0035

Performance & Application

This turbine housing is designed for the Garrett G Series G40 turbocharger, giving builders a divided T4 inlet configuration paired with a v-band outlet for optimized exhaust flow and spool response. The divided entry helps manage exhaust pulse separation for improved turbine efficiency, while the v-band exit simplifies downpipe integration. This configuration suits performance builds seeking a precise, bolt-on solution for their G40 turbine housing needs.

What’s Included

• T4 Turbine Inlet Flange, Divided, Stainless: ATP-FLS-057 (Mild steel option)
• Gasket, T4 (T04) Turbine Inlet – DIVIDED: ATP-GSK-014
• V-Band Outlet Flange (for Downpipe): ATP-FLS-378
• V-Band Outlet Clamp: CLC-CLA-294

Frequently Asked Questions

What A/R ratio does this turbine housing use?

This turbine housing is configured with a 1.19 A/R ratio.

What turbine inlet flange design does this housing use?

It uses a T4 divided entry configuration for the turbine inlet.

What type of turbine outlet does this housing have?

The housing features a v-band exit for the turbine outlet.

Which Garrett turbocharger platform is this housing designed for?

This turbine housing kit is designed for the Garrett G Series G40 turbocharger.

For builders running the Garrett G Series G40, this turbine housing kit delivers the exact T4 divided entry and v-band exit configuration needed for a complete, precision bolt-on installation.

Downloads

• Garrett Performance G Series G40 Sell Sheet