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  1. Magnaflow True X pipe installed

    General E46 Forum
    Figured i'd post pics up for all those looking for a good method to install a wideband o2 sensor on a non-m. I purchased a magnaflow true-x part#10790 and mounted in directly after my headers. I mounted the wideband o2 bung directly in the center of the x pipe. Took about 2 hours to make it fit...