lowering a 05 b2300

first i would like to sya hello everyone and then would like to ask i am 17 now and been saving my money from my job and got enough to get a rear flip kit and the upper and lower control arms and the coils and want to put it on my truck i was wondering how hard it is to install the upper and lower control arms in front and do i need to get my front in realined?

It ill take a good half day to a full day depending on your exporience level...and yes you must get an alignment.

MUST being the keyword...