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Old 01-16-2013, 06:05 AM   #7
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Join Date: Mar 2005
Location: Columbia, MD
Posts: 645
My Ride: Many
With headers and a cat installed after the merge you should have no trouble passing in maryland. The car won't throw a code with that setup and MD only cares if the OBD-II system is reporting correctly.
John V
'02 330Ci - Megasquirt 3 tuned by, M50 manifold, Kromer Kraft headers, Motons, widebody, etc.
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