Turbine Wheel: 45.6 / 52 ( TD04HL Viper 9 Blade Turbine Wheel). Compressor wheel : 46 / 58 mm (19T / 11 Blade GTX Billet Compressor Wheel). Turbine Inlet : T25 Turbine Inlet and Outlet Ported / Polished to flow faster and reduce back Pressure.
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