The ICS cable is not just a cable, it also consists of some IC's soldered on a small board with some other components. Ive tried to identify the IC's to make my own cable but the numbers are scratched off, so i just had to buy one...
JMI Motorsport / Red Bull Racing
HB Cyclone TC - Schumacher CAT SX & Cougar SV
Advanced Electronics - Autopartner.se - Sav÷x - NorthTQ