Hey Yal How Are YA? (ha ha ha)

I have a 98 Ram 1500 4x4. It looks like my brake booster has gone bad. I beleive the diaphram is shot because it is hissing air in the booster while the motor is running and the break pedal is applied.

My question is; is it worth my time to get a rebuild kit and replace the internal parts or should i just get another booster for it?

I have found repair kits & rebuilt boosters online a lot cheaper then anyplace else I just don't know if I should get into taking one all the way apart since i've never done one before.

What do you all think?