Quick Overview
 
S55 specific engineered Billet compressor wheel
S55 specific engineered HiFlow turbine wheel
Bulletproof heavy duty large pad steel upgrade thrust
Completely CNC machined including CNC ported inlet
VSR balanced to better than OE S55 tolerances
 
Details
 
Our new STG2+ upgrade turbos are here to push the envelope even further. 

Dyno Results:
M3
Port Injection
Full bolt on
BM3 Flash tune
Almost 130whp gain PS2+ vs. PS2
All the World's Fastest M2/M3/M4's run PURE Turbos!