OBD2A to OBD1 ECU Jumper Conversion Harness Adapter for Acura Integra | Honda Accord/Civic/Del Sol/Prelude Use this jumper harness on select Honda/ Acura vehicals easily connect OBD2A system to OBDI ECU For Manual Transmission Only Not for Automatic Transmission Obd2a to Obd1 conversion harness For use in OBD2a ECU equipped Acura/Honda vehicles Package included : 1 X OBD2A to OBD1 ECU Conversion Jumper Harness For Honda / Acura