They are both in the file: base\ext_data\npcs\kyle.npc
I don't know why you would want to mess with them... for one thing, the allied Kyle npc is a million times stronger, and uses more force powers, than the enemy "boss" Kyle.
I don't like quake, never liked quake, and don't like Star Wars quake. So basically jk2mp.exe never gets used on my computer.
Shaving is not a high priority with Jedi. Would you want to shave with a lightsaber?