Welcome back! I got back into a X recently too.
I havent messed with ETACS yet so i cannot confirm whether it works on MR's
2008 GSR (sold but not forgotten)
2011 JDM MR - GTX3076r,FIC 1200, AEM fP, AEM boost and AFR, MAP 3.5" intake, Ohlins, whiteline Sways , Girodisk rotors-st43 pads, titan7 wheels, STM exhuast, AMS downpipe and IC set,