The Garrett G25-660 is a small frame ball bearing turbocharger built for enthusiasts who demand serious horsepower without sacrificing the compact packaging needed for tight engine bays. This configuration pairs a .92 A/R T3 inlet with a V-band outlet turbine housing, making it a strong choice for builders who want proven Garrett G-Series technology with straightforward plumbing. Whether you’re chasing quick spool or big top-end numbers, this unit is engineered to deliver both in a single small frame package.
Specifications
- Compressor Wheel Inducer: 54mm
- Compressor Wheel Exducer: 67mm
- Compressor Wheel Trim: 65
- Compressor Housing Inlet: 3 Inch Diameter
- Compressor Housing Outlet: 2 Inch Diameter
- Compressor Housing A/R: .70
- Turbine Wheel Inducer: 54mm
- Turbine Wheel Exducer: 49mm
- Turbine Wheel Trim: 84
- Turbine Housing A/R: .92 A/R T3 Inlet
- Turbine Housing Outlet: V-band
- Bearing Type: Ball Bearing
- HP Capacity: 660HP
- Turbine Wheel Material: Mar-M Alloy, 1050 Celsius Rating
- Oil Feed Fitting: 1mm Restrictor Fitting to -4AN
- Coolant Fittings: Two -6AN Coolant Fittings
- Optional Compressor Housing: Gen2 GTX3076R Style Compressor Housing with 4 Inch Inlet Diameter
- Alternate Turbine Housing: .61 A/R T3 Turbine Housing




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