I can't tel if that kit comes with the this cable or not.
It looks like the one that might run from the relays to the switch panel.
Looking at your linked kit it does appear to that cable.
Gone, out doing soft recreational past time with overpowered boat!
ALABAMA'S #1 BANDWAGON FAN!! AND DOESN'T WANT TO WAIT UNTIL 2014 TO PLAY THE ONE AND DONE CREW!!!