All according to how much you want to do to it, you can start with a chip.
They do give more horse power
Be more specific.
no
240-260 horse power stock, supercharged. Buy a smaller pulley for supercharger add 30-60 horse power more.
A/C or Heater? Be more specific.
You need more information to find out how much horse power there would be. There would be a variety of horse power concerning what engine the turbo was on.
5.3.
Yes
by changing your horse power voult
Yes. Can you?
by using a supercharger u get 30 to 40% more horse power than when compared to an engine with out a supercharger....
in about mint condition we can be talking about 15 grand or more