MAMBA D5-6 K04-4656 Turbo Upgrade CW/TW/Repair Kit. CW 46/56, TW 44.5/50, Heavy Duty Repair Kit, 4xP. Compressor wheel & turbine wheel Balanced by Schenck already.
CHRA (complete core) is recommend to be balanced again when you assemble them all. Upgrade factory BorgWarner Forward K03/K04 turbo to K04-064 size. Factory compressor housing might require porting job if your factory compressor wheel is smaller than this (46.4/56.1) compressor wheel. Factory turbine housing might require porting job if your factory turbine wheel is smaller than this (44.5/50) turbine wheel.
This ...