Here is some info on the sensors and how they work:
O2 sensor: as far as I can tell they O2 enhancer is sometimes called EFIE, rather than make a long post I found a fairly good article on the O2 sensor and plans for enhancer for use with HFE Cell.
Seems you need one of these [...]
Filed under: MAP MAF EFIE O2 Sensors | Tagged: EFIE, MAF, MAP, O2, sensor enhancement kits | 8 Comments »
