Originally Posted by "Z"en

You can use stock MAFs and get an Omni or Haltech MAP to ask your tuner doing hybrid tuning in ECUTek. Don't use stock cats. It will only hinder the performance. Remember the more the back pressure you reduce the more the performance you can improve. I'd recommend injector size 850 If your sure you won't go E. Last but not least, I'd strongly recommend you get a trans oil cooler for your automatic G.