super

I'm thinking of improving the performence of my 1998 Buick LeSabre custom and im wondering which would be better to use a supercharger or a turbocharger?

Just purchased a new (to me) 2009 Lucerne Super. - It replaces a 2006 CXS which we totalled in an accident and Thanksgiving - we walked away. We have a guy coming tomorrow to pinstripe it, and wondering if anyone has any ideas??? - A little late huh, 12 hours away. Anyway, the 06 CXS had a...