more information on your needs, mattmy99 has made this clear for you. You say you want to upgrade the
ecu, but you don't know what your meant to be looking at
Quite surprised that no one has told you to just do a search, this question has been asked so many times already
If you can't find the information or still unsure, then tell us why you want to upgrade the
ecu for and people here will tell you and point you to the right direction.