H h22bubbleback Senior Member Jan 20, 2004 #1 waiting for my harness to come in, JDM b16a obd1. Going to buy the o2 sensors, how many are there 1 or 2...pre-cat?after cat?
waiting for my harness to come in, JDM b16a obd1. Going to buy the o2 sensors, how many are there 1 or 2...pre-cat?after cat?