MAMBA D5-6 K04-4656 Bi-turbo Twin 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. K03/K04 turbo with twin piston rings types of turbo to K04-064 size. Fits: AUDI/Porsche: 2.9L TFSI (8W5RXA) Biturbo on RS4, RS5, Panamera S (4S).
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 ...