not sure on that.
but if not mistaken ek9 2000 using obd2b n the ecu cannot fit to the obd2a socket like ek4 one.
the ecu size oso smaller than normal b-series ecu size.
Hi guys, been searching for the answer on this question of mine, but I can't exactly get the answer i need. Do I need to tune vr4rs if using evo 609 MAF since vr4rs is also using 510's injectors.