Originally Posted by
primetime
I would use a CTR ecu, P72 (GSR) ECU. First off, What car is this going into? Can you buy a GSR Block? What block are you using for your set-up b18a/b or b20? let me know what you have so far so that i can give you the correct information!!

It going into B18b1 LS integra using the LS block and CTR head if i can fine one, if not then GSR head will be on the LS. Thanks