i have a stock b16a pr3 ecu this week i was thinking to have it chiped so i started to search for chipping kits diy . BUT the only pr3 kits that can find are all OBDO but mine is OBD1 i talked to the sellers and try to explain but the only thing they told me is this it cannot be that you have a pr3 OBD1 ecu it is something that not exist the pr3 only came OBDO!! ^_^but i know what i have so i throwing a QUESTION!!!!!! DOES THE PR3 ECU EXIST IN AN OBD1 VERSION ???