Thread: new member and have some questions

Welcome.

You're on the right track with headers. If those are your other mods in your sig you got most of the needed mods. Grab some spark plugs and a scan gauge for knock and you should be good to go. Be sure to get a 3.4 specific tune.

Read through this for everything you need to know mod wise:

http://www.grandprixforums.net/safel...car-17482.html

O my bad I meant map not map in my sig