LS1 PCM programming harness
This benchtop programming harness is designed for use with the 1999 to 2007 LS1 style PCM. This harness is the link between the PCM and the Interface Module (sold separately).
If a cosmetic blemish or two does not concern you, then you have the option of choosing a "used" connector, at a lower cost.The used connectors have be cleaned, inspected, and media blasted - and typically show some pitting of the outer metal surface.
The attached photo is of a used connector.