hey guys, My friend and I are about to pull a swap in his 96 ex. We have a 97 gsr with everything. I need to know about the wiring. I have the engine harness for the gsr and i know i can also use the ex harness. since they are both obd2 which one should i use? what about the iab? does it need to be wired. and will the ex plugs, plug into the p72 ecu. if anyone has any info let me know........swapping tommorrow..