Quote:
Originally Posted by omgboost
That's the same way it works on my X5. I had ziptied mine without disconnecting the vacuum lines. I'm thinking maybe the lines help keep it open after a certain RPM in ours because the mechanism stays closed by default.
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I think thats correct. Its a neat little mod, I got that little extra oomph in the exhaust note that i was looking for without it being overbearing.