Quick question, OBD2a or OBD2b for the GSR. Also, if interested I have a P28 with a Skunk 2 chip, rev limit on 10k and Vtec open at 5500. I'll give the P28 for $75. LMK Also I have a harness but for a OBD2b to OBD1 so I don't know if is going to work for YOU...