Turbine Housing, Garrett G25-EXT W/G Standard Rotation, .72 A/R w/ Vband Entry/Exit PN: 740902-0069

The Garrett G25-EXT turbine housing in standard rotation is built for enthusiasts running externally wastegated G25 setups who demand precise turbine matching without compromise. This .72 A/R V-band housing is engineered to deliver a balanced blend of response and top-end flow, making it the logical choice for builders optimizing their G-series turbo for street and moderate boost applications. It’s a purpose-built component for those who understand that housing selection defines how a turbo spools, breathes, and performs.

Specifications

• Turbine Housing: Garrett G25-EXT
• Rotation: Standard Rotation
• Wastegate Configuration: Externally Wastegated (EXT W/G)
• A/R Ratio: .72
• Entry/Exit Style: V-band Entry/Exit
• Garrett P/N: 740902-0069

Performance & Application

This .72 A/R turbine housing is designed for G25 G-series builds where an externally wastegated, standard rotation configuration is required. The V-band entry and exit design supports optimized spool characteristics, giving builders efficient turbine response across a broad RPM range. It’s suited for street and moderate boost applications where matching the right housing to the core assembly makes the difference between a good build and a great one.

Compatibility & Fitment

• Compatible with G-series core assemblies

Frequently Asked Questions

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

This Garrett G25-EXT turbine housing features a .72 A/R ratio.

Is this a standard or reverse rotation housing?

This is a standard rotation turbine housing.

Does this housing support external wastegating?

Yes, this is an externally wastegated (EXT W/G) turbine housing.

What type of entry and exit does this housing use?

It features a V-band entry/exit design for optimized spool characteristics.

What core assemblies is this housing compatible with?

It is compatible with G-series core assemblies for street and moderate boost applications.

For builders running a Garrett G25 core who need a properly matched, externally wastegated .72 A/R V-band housing, PN 740902-0069 delivers exactly the turbine-side performance the platform demands.