The Garrett G45-1500 Supercore represents the top of the G-Series lineup for builders chasing serious horsepower without compromise. Supplied as a supercore with compressor housing and V-band outlet but without a turbine housing, this unit is intended for shops and enthusiasts building a custom turbine-side configuration to match a specific application. It’s the choice for extreme boost builds where maximum flow and top-tier component quality are non-negotiable.
Specifications
- Compressor Wheel Inducer: 76mm
- Compressor Wheel Exducer: 109mm
- Compressor Wheel Trim: 49
- Compressor Housing A/R: 0.85
- Turbine Wheel Inducer: 89mm
- Turbine Wheel Exducer: 82mm
- Turbine Wheel Trim: 84
- HP Capacity: 1500HP
- Configuration: Supercore only (turbo without turbine housing), includes compressor housing with V-band outlet
- Garrett P/N: 888169-5005S
Performance & Application
The G45-1500 is engineered for high-displacement engine builds demanding maximum airflow and extreme boost capability. With a 1500HP rating, this supercore is built for enthusiasts and shops constructing serious power platforms that require a custom turbine housing to complete the setup. Its compressor-side configuration, paired with the included V-band outlet compressor housing, makes it well-suited for builders who need flexibility on the turbine side while relying on Garrett’s core flow capability to hit big power numbers.
Frequently Asked Questions
- What HP can the G45-1500 Supercore support?
- This Supercore is capable of supporting up to 1500HP.
- Does this product include a turbine housing?
- No, this is a Supercore only — the turbine housing is not included, though it does come with the compressor housing featuring a V-band outlet.
- What is the compressor housing A/R ratio?
- The compressor housing A/R ratio is 0.85.
- What size is the compressor wheel on the G45-1500?
- The compressor wheel features a 76mm inducer and 109mm exducer with a 49 trim.
For builders demanding proven Garrett engineering and true 1500HP capability, the G45-1500 Supercore delivers the flow and quality foundation to build without limits.
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