Thread: Muffler delete + catless dps?
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      01-29-2015, 10:49 PM   #3
blackburn-hero
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Drives: bmw 135i M
Join Date: Apr 2014
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I mean I keep the stock midpipe. Only catless dps + afe exhaust.
Last summer, only afe exhaust, I never had a problem with the cop but i don't know with catless dps
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