If your old one is not pitted you can. If you have the pits then get a reman. Auto Krafters 1800 228 7346 for a rebuild among many. I picked that one because it is in VA and somewhat closer to you. ( I have never used them) Also www.Whitepost.com
Brake Booster Rebuild This guy advertises with the ROA - 2-day turnaround "Booster" Dewey (503)238-8882. Located in Portland, OR Rebuild or exchange, and plating available. :TU: