These are custom made 3SGTE ECU Patch cables. No need to cut or alter your $800 factory wiring harness. An inexpensive investment to keeping your stock harness in one piece and the wiring neat! Perfect for Gen2/Gen3 conversions or for 91 to 93 ECU harness conversions! Genuine Tyco/AMP connectors & Automotive TXL wiring! Made in the USA.