replace factory front a/f sensor w/ a wideband
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10-08-2007, 06:39 PM
05 STI 35r + e85
Thanks for bumping a 2-month old thread
If there were front o2 calibration maps in the ECU (I've never seen one) it might be possible to wire a wideband's analog output to the ecu wires for the front o2. I did the same with my rear o2.
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