injector

You can see my current mods in my signature. I'm ordering a Cobb AP this friday, from a vendor on here (bowdown). My next mod is getting a HPFP, I was thinking AutoTech would be the best choice... AutoTech vs KMD which is better? Also should I get a upgraded CS TMIC or a TestPipe+DP?

After My install of a 626 intake manifold along with the mp3 ecu I have been experiencing a misfire for the past month. At first I thought is was due to a faulty spark plug which i replaced and the problem seemed to go away but now came back. I then replaced the wires and a week later the...