LS Gen 3 ECM Bench Reader Diagnostic Tuning Tool Harness LS1 LM7 P01 P59 0411

LS Gen 3 Engine Computer ECM Bench Reader Harness Sealed, crimped and assembled in Wichita Kansas, with USA made, OEM grade, TXL wire Plug and play for GM (Gen 3) LS series engine computers When using Blue/Green ECM only the blue connector will be used Allows Engine Computer to be flashed and tuned off vehicle Includes: 1 bench reader harness Assembled with OEM tooling, OEM Delphi (connector, lock, seals, and terminals),(uses OEM harness wire colors) Compatible with 12V power source (NOT INCLUDED), using power and ground wire, and tuning cable/software for OBDII port Don't take a chance with cheap wire connectors, that use poor quality (wire, crimps, twisted/bent/unseated terminals) and have conductivity issues that will cause your engine to run poorly and be difficult to diagnose.