This harness is all you will need to in order to get full versatility and functionality from your LP9 or LP6 lights!
ON /OFF Switch which also includes a DIM Position – Note DIM Position does not function on LP4
Back light wiring.
This harness is the heavy duty unit required for the LP9 PRO.
There is a less rated unit (640175) that can be used for the LP9 Sport, and LP6 and LP4’s