Thread: Is there a cold air intake that does not throw a CEL, but improves sound?
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      04-25-2019, 09:52 PM   #44
jb-slow
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Drives: m235i
Join Date: Mar 2019
Location: puyallup

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Got the bm3 stage 2 flash in the car, threw the same maf code but drives 95% better, just a fyi
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