Parts & Accessories Spare parts Haltech 500, clean, working, and guaranteed. ECU programmed by Garage Al Saud for 3rz. Comes with a new shortened harness, less than 6 months old. The harness was custom-made by Garage ElctPower in Thadiq, and it is guaranteed, with no breaks or welds, and all connectors are original. Selling the complete harness and computer.