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      02-17-2011, 09:39 AM   #3
Chicago135i
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Drives: 2008 135i
Join Date: Dec 2009
Location: Chitown

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You will notice a *HUGE* difference with the GIAC Stage 2. It is ridiculously and effortlessly torquey and smooth.

Please note that you need either high flow catted or catless downpipes with Stage 2 to prevent excessive EGTs. I don't see them in your signature.
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