thanks for asking the photo, please forgive me that currenlt i cant provide u any latest photos due to i still at offshore. i will send to u once i back to shore k.
1). From the drawing diagram:-
a. injectors #1 & #2 join into G-Y wire which leads to pin #11 of a-type (26 pin) ECU
b. injectors #3 & #4 join into G-R wire which leads to pin #10 of a-type...
Haih.. today changed to evo3 intercooler but not much difference... actually can say worse off... i wonder is it bcoz of the longer piping route + smaller pipes + ???