Hey there! Your first post must have gotten overlooked due to the influx of spambots that were flooding the forum the other day.
No, there shouldn't be a reason why you couldn't install them yourself; the kind of connectors SF uses are Deans Micro Plugs:
Make sure to get this kind, as they also make ones with the regular male and female style connection.
Here's what they look like installed (photo courtesy of Shameem a.k.a DarthMario):
You'd just need to cut the positive and negative wires (though not at the same time!) to the LED and solder them to the leads of the connectors. Make sure to put the kill key in to cut power to the circuit before doing anything! Also this will void your warranty (if you are worried about that kind of thing).