The Garrett Supercore G-XRace GXR45-82 is a genuine, race-grade turbocharger core built for extreme horsepower applications where reliability and top-end capability cannot be compromised. Designed for serious builders targeting massive power output, this Supercore delivers the foundation for a turbo system engineered to handle the demands of all-out performance builds. It’s the choice for enthusiasts and shops who need genuine Garrett engineering behind their high-horsepower project.
Specifications
- Compressor Wheel Inducer: 82.9mm
- Compressor Wheel Exducer: 109mm
- Compressor Housing A/R: 0.85
- Turbine Wheel Inducer: 89mm
- Turbine Wheel Exducer: 82mm
- Turbine Wheel Trim: 84
- HP Capacity: 1800HP Capable
- Garrett P/N: 952766-5005S
Performance & Application
The GXR45-82 is engineered for builds pushing toward the upper limits of horsepower, making it a fit for high-boost, high-output applications where standard turbochargers fall short. As part of the GX-Race45 platform, this Supercore is built to support extreme power levels while maintaining the durability expected from genuine Garrett components. It’s suited for enthusiasts and race applications demanding a turbocharger capable of sustaining massive output without compromise.
Frequently Asked Questions
- What HP can the GXR45-82 support?
- The GXR45-82 is rated as 1800HP Capable, making it suitable for extreme high-horsepower builds.
- What is the compressor housing A/R ratio?
- The compressor housing A/R ratio is 0.85.
- What are the compressor wheel dimensions?
- The compressor wheel has an inducer of 82.9mm and an exducer of 109mm.
- What are the turbine wheel specifications?
- The turbine wheel features an inducer of 89mm, an exducer of 82mm, and a trim of 84.
For builders chasing 1800HP-capable performance with the assurance of genuine Garrett engineering, the GXR45-82 Supercore delivers the proven foundation this level of build demands.

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