Interior pieces in a fox and SN95 are some of the easiest damn pieces I've ever removed. Even the dash falls right out if you know where everything is located.
Kick panel comes right out in 5 minutes and and the ECU is self explanatory. Just make sure you disconnect the battery and let it sit for a half our or so before you go messing with it.
2000 Mustang GT Steeda build #48. Bolt ons, suspension, Novi 2000.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.