S55 CNC Cylinder Head Porting 228i 62°C) and is 20% more MTV-CNT
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Description
S55 CNC Cylinder Head Porting 228i 62°C) and is 20% more MTV CNT 62°C) and is 20% more efficient than the stock radiator CNC aluminum crank pulleyFully automatic belt tensioning 8 high flow Bosch injectorsNew ESS ECU software w removed top speed governor and 7100RPM limitESS E Flash OBD2 interface cableESS G1 self contained supercharger unitCNC machined Service Overview: 5150 AutoSport 5 Axis CNC Cylinder Head Porting for BMW S55 Engines