Where to weld in rear o2s?
04-03-2009, 12:59 PM
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Where to weld in rear o2s? ive been searching all day but unable to come up with any answers... my car is throwing a po430 im assuming because i just put on an slp y pipe and there were no rear o2 bungs.... would i be able to weld them into the y pipe and if so where?
