TD05 20G / TD05-20G Billet Compressor Wheel Turbo Application TD05 20G Upgraded Turbo For Subaru IMPREZA WRX / STI EJ20 EJ25 engine 2002 - 2006 *Notice: All for WRX Wagon engines and automatic sedan engines came with a TD04,all for manual WRX sedans including STI versions had a TD05 model. If your original turbo is TD04 model, some modification(connections, bolts, fixed screws etc.) is required. Specification Exhaust Outlet Flange: 5-Bolt Flange Exhaust Intlet Flange: 3-Bolts Flange Turbine Side: Turbine Trim: 76.4 Turbine Housing: 7cm² Turbine Inducer Diameter:56mm Turbine Exducer Diameter: 48.96mm Compressor Side: Compressor Trim: 59.8 Compressor Inducer Diameter: 52.6mm Compressor Exducer Diameter:67.9mm Compressor Housing Inlet OD: 57.8mm Oil Feed: M10*1.5 Oil Drain: M15 & 2*M6H Water In/Out: M14*1.5 Turbine housing: 7cm² Compressor housing inlet OD: 57.8mm,ID:53.62mm Compressor housing outlet OD: 51.2mm,ID:41.2mm Bearing: Wet Float/Journal Bearing Cooling Type: Water + Oil cooled