Description:

after market products.. Fitment: for GM LS1, Gen III Programming Harness; Allows programming of Gen III (LS1, 4.3, 4.8, 5.3, 5.7, 6.0, 8.1L) ECMs out of the vehicle. Works for all Blue/Red and Blue/Green 1999-2007 PCM/ECMs.. Contains all new Delphi/Aptiv parts. OBD2 port, 18 gauge TXL automotive rated wiring. High temp nylon split loom and new 12 volt power supply.. The 12V adapter supplies power to both the BLUE PCM/Computer connector and the OBDII port. The 3 connections included on the harness are the 12V wall plug adapter, the OBDII port, and the BLUE side connector for the LS computer (green/red is not required for tuning).. Package including: 1x Harness as images show..