Welcome to the Forum WillD
For a cheap and quick way to boost your performance is to use top grade fuel, gut your airbox, and use high performance spark plugs and wires. A 180T-stat will help prolong your engine and keep the transmission cooler
Once you get into customizing your air intake, exhuast and computer chip for the PCM, it gets a little spendy.
Are you supercharged? Do us a fave..if you are goin to be a regular it really helps the "pros" around here to list your year, model and trim level in your signature
There are big time differences between naturally aspirated and Supercharged engines, it helps to identify what you have, what you have done, and what you can do
Check out the following sites. www.domesticperformance.com
. These sites specialize in parts for our Bonnevilles, and they are members on this forum. Also, check out Techinfo, lots of goodies in there.