E46Fanatics - View Single Post - DIY 02sim *OFFROAD USE ONLY*
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Old 03-20-2009, 05:24 AM   #20
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Join Date: Mar 2008
Location: Maryland
Posts: 4,540
My Ride: HPF 330ci
wow, is there a more simple way to do this, im not so great on my electrical skills, it seems sort of simple, but im not so hot with electronics. do u have to tap into wires up top or can you do it at the end where the o2 sensor is.
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