The Garrett G-Series G45-1350 is a purpose-built turbocharger for high-output performance builds demanding serious top-end power without sacrificing usable response. Engineered for enthusiasts pushing extreme horsepower targets, this unit pairs a large-frame compressor with a T4 divided turbine housing to deliver both aggressive boost response and massive flow capability. It’s the choice for builders who need a turbo that can handle the demands of a true four-digit horsepower platform.
Specifications
- Compressor Wheel Inducer: 72mm
- Compressor Wheel Exducer: 102mm
- Compressor Wheel Trim: 51
- Compressor Housing A/R: 0.85
- Turbine Wheel Inducer: 89mm
- Turbine Wheel Exducer: 82mm
- Turbine Wheel Trim: 84
- Turbine Housing A/R: 1.01
- Turbine Housing Flange: T4 Divided
- HP Capacity: 1350HP
- Garrett P/N: G45-1350
Performance & Application
Built around a 72mm compressor inducer and paired with a 0.85 A/R compressor housing, this G45-1350 unit is designed for builders targeting aggressive boost response even at high power levels. The T4 divided 1.01 A/R turbine housing works with an 84-trim turbine wheel to manage exhaust energy efficiently while supporting extreme high-flow capability. This configuration is suited for extreme builds where the goal is maximizing power without giving up drivability under boost. It represents a serious step up for enthusiasts moving beyond conventional turbocharger platforms into the G-Series performance category.
Frequently Asked Questions
- What HP can the G45-1350 support?
- The Garrett G45-1350 is capable of supporting up to 1350HP.
- What is the A/R ratio of the G45-1350?
- The compressor housing uses a 0.85 A/R, while the T4 divided turbine housing uses a 1.01 A/R.
- What turbine housing flange does the G45-1350 use?
- This unit uses a T4 divided turbine housing flange.
- What is the compressor wheel inducer size on the G45-1350?
- The compressor wheel inducer diameter is 72mm, with a 102mm exducer and 51 trim.
For builders chasing extreme horsepower with a turbocharger engineered to handle it, the Garrett G45-1350 with its T4 divided 1.01 A/R turbine housing delivers the flow capacity and response characteristics that serious performance applications demand.
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