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      12-11-2019, 02:01 PM   #3
bluesy_cube
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Drives: 2011 E92 335i xDrive
Join Date: Aug 2018
Location: Vancouver, BC

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If you are only worried about the CEL, MHD or JB4 will take care of it as I assume the reason for new DP is for stage 2 tune anyways.
If it is because of the car inspection, extended o2 sensor MIGHT help. There are mixed reviews about using it.