your gonna want a “P2T” ECU from a '99-‘00 Si. this is the only car that ECU came in. you can use jumper harness’ and other ecu’s that are chipped per your spec, but utilizing a P2T is the easiest way
your gonna want a “P2T” ECU from a '99-‘00 Si. this is the only car that ECU came in. you can use jumper harness’ and other ecu’s that are chipped per your spec, but utilizing a P2T is the easiest way