what do you think about ecu performance chip's?
 

im thinking of getting one which ones are good and what do i do when it comes in? im not good at electrical upgrades or wiring i'm more of an engine guy lol. so far ive got AEM cai and 5/16 plenum spacer next i want hks exhaust sys and the chip then a tune/dyno what do you think?

You can't get a chip.

Different ECU style, you're probably thinking about a flash.

this site will tell you all you need to know
http://lmgtfy.com/?q=g35+chip