Motorsports ECU Wiring Harness Construction Wires in the above harness are MIL-22759/32 in 16/18/20 and 22 gauge. Deutsch DTM Plugs and Receptacles use a mix or gold and nickel plated pins and sockets. Deutsch Autosport Connectors are used for the SQ6M ECU on this harness. Different wire colors prevent confusion and we also label each wire. This particular harness has 75 outboard connectors. ECU Patch Harnesses | Jumper Harness | Wiring Specialtes ECU Patch Harnesses; ECU Patch Harnesses. AEM Infinity 6/8 Series 5 Jumper Harness - Silvia S14 Zenki (SR20) $533 $484 USD. 1JZGTE and 1JZGTE VVTI ECU Wiring Harness. $207 $189 USD. Add To Cart. 1JZGTE JZA70 ECU Wiring Harness. $207 $189 USD. Add To Cart. RB20DET ECU Patch Harness. $163 $149 USD.