The Garrett G40-1150 Turbocharger Unit is engineered for high-performance builds that demand serious top-end power without sacrificing transient response. Paired with a T4 divided turbine housing, this unit is built for enthusiasts and builders pushing high-boost applications who need a turbo capable of scaling with aggressive power goals. It’s the choice for those who require both durability and performance from a single, purpose-built unit.
Specifications
- Compressor Wheel Inducer: 71mm
- Compressor Wheel Exducer: 88mm
- Compressor Wheel Trim: 65
- Compressor Housing A/R: 0.80
- Turbine Wheel Inducer: 77mm
- Turbine Wheel Exducer: 70mm
- Turbine Wheel Trim: 84
- Turbine Housing: T4 Divided, 1.19 A/R
- HP Capacity: Up to 1,150 hp
Performance & Application
The G40-1150 is built for high-boost applications where both quick transient response and strong peak power are required. Its compressor wheel and turbine wheel combination, paired with the T4 divided turbine housing, is optimized to deliver power across a demanding performance range. This unit suits builders targeting elevated horsepower goals who need a turbocharger capable of handling sustained high-output operation. The divided turbine housing configuration supports applications where exhaust pulse separation benefits overall turbo response.
Frequently Asked Questions
- What HP can the G40-1150 support?
- The G40-1150 delivers up to 1,150 hp.
- What is the A/R ratio of the turbine housing?
- The turbine housing is a T4 divided design with a 1.19 A/R ratio.
- What is the compressor housing A/R ratio?
- The compressor housing has a 0.80 A/R ratio.
- What size is the compressor wheel?
- The compressor wheel features a 71mm inducer and an 88mm exducer, with a 65 trim.
For builders targeting up to 1,150 hp with a turbo engineered for high-boost performance, the Garrett G40-1150 with T4 divided 1.19 A/R turbine housing delivers the response and top-end capability the build demands.

Reviews
There are no reviews yet.