It's on a sticker on the right side of the PCM. There is the "Tear tag" code ( mine is ZKF0), there is the PCM hardware part number, and the software part number. All are printed on this tag.

You should also be able to get it from your tuner.

 

get a flashlight and shoot it at the ECM (next to the fuse panel underhood) from the fuse panel side of the box. The numbers are down there on the front edge.

 

Cool cool. Any one have any pictures of we're its located

 

I meant to say left side. Look at whee the electrical connectors are, then look on the left panel.

 

heres mine: FXB7

 

Eh? - YouTube

Yeah I just found mine thanks gents

Mine is GTU6