D3 ULTRACHARGER | Stage 3 - Supercharger

you think about it, thats like a CTS V6 sitting on top of a CTS-V! The Stage 3 ULTRACHARGER kit is designed to function within the confines of the OEM CTS-V motor also. However to achieve the true potential of this system it is seriously recommended that the engine/short block be built to handle the additional output of the Stage 3 ULTRACHARGER. This is the big bad brother to the Stage 2 ULTRACHARGER System, THE Stage 3. Designed to be the pinnacle of bolt on blower performance,