Looking at powerstop 4 piston front and 2 piston rears. I have a base model so definitely need an upgrade.

Will those bolt on correctly or is more needed?

 

We need more information

 

they appear in the search for replacement calipers for 2005 350z. I have a base model which I believe is single piston if I read right these are 4.

Just curious if these would be an easy upgrade and what else I might need to use them.

 

With a quick Google search, it seems they are stock calipers, but painted red.

 

but the base 05 350z didnt have four piston fronts did they?

 

According to Rockauto, those are the correct brembo-style remans, 4 piston front and 2 piston rear, although terrasmak's post does bear the right part number.... not sure what is going on.
As far as bolting on, you will need the brake lines, rotors, pads, and the rears will also need the caliper bolts and heat shield trim. Look up brembo conversion and that's what you are looking at.

 

thats what I was looking for... thank you sir!

 

Thanks for helping me out as well. I want to know if it is really pricey to equip a garden or not over https://week99er.com/new/is-it-reall...quip-a-garden/ here and when was searching for that website link online. This is how I found a link to your post as well.