ecu number,what am i looking for

[craigsez]

Guys im freakin pissed off here.....Im gettin a tune from hemifever and i dont have a clue what # i need to put in for payment....I see a wack of #'s on the tag but to read them all ill have to unplug the plugs...My trinnity is showing a serial # a calid # i also noticed a stamped # on the ecu's side..
Someone point out specifically the # i need and should i pull a battery cable before i remove ecu plugs so i can read the tag..

 

[craigsez]

never mind.....