T04Z Series Turbos are Garrett based, but have re-engineered compressor and turbine wheels along with specific A/R and trim levels to maximize power output. HKS specific compressor & turbine wheel combinations enhance intake efficiency and power output.
-Wheel: 63 Trim, 66.7mm Inducer/ 84mm Major
-Housing: Ported Anti-Surge 4.00" (100mm) Inlet / 2.75" (70mm) Outlet,
-Wheel: 76 Trim - 74.2mm Major / 64.7mm Exducer
-Housing: T4 Divided Inlet / 99.1mm V-Band downpipe discharge
-A/R: Your choice of .61, .81 or 1.00
-Oil & Water Cooled