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      12-15-2012, 01:55 PM   #5
pbonsalb
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Drives: 08 E90 M3, 99 E36 M3 Turbo
Join Date: Feb 2011
Location: Concord, NH

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The software may not have turned them off. Call Dinan and ask if you can remove both rear 02 and plug the bungs. They will probably say no, but I am not certain.