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      02-06-2018, 06:38 PM   #1
lci_340i
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Drives: 2017 340i
Join Date: Jan 2017
Location: beverly hills

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O2 Extender/spacer! FOR SALE! NO CEL

BIMMERPOST / Classifieds
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O2 EXTENDER FOR SALE! FOR VEHICLES RUNNING A CATLESS DOWNPIPE.

I have installed o2 extenders on both of my vehicles running catless downpipes with check engine lights on the dash, and the 02 extenders removed both of them.