This harness is a 1-wire hook-up to control your LS based alternator. Fit all CS130D and AD244 alternators. Fits very early DR44 alternators with the 4 pin style connector.
Requires a simple connection to a key-on 12v circuit and you're done. Harness contains an automotive-grade, high heat resistor for proper alternator function. Approximately 8 feet long and can be trimmed to desired length.