i am putting ac in my eg hatch i have a type r motor in it! i just bought the hasport b series compressor mount. i have the one line that runs under the battery to the firwall and the other line connecting to that line and i have the condensor and the fan and the two lines that run from the condensor to the compressor. all i need know is the compressor and i guess a dryer. do i have to wire anything to the ecu or what all els do i need! please let me know. is their any diffrence between a compressor? such as a obd1 or a obd2 compressor? can i use a single cam compressor?