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      11-17-2011, 01:32 PM   #37
1Fasst1
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Drives: 09 135i, Jet Black 6MT
Join Date: Jul 2011
Location: North Carolina

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If all else fails, I'll be putting my stock pipes back on lol.[/QUOTE]

Hope you dont have to go that route. Since the top 02 adj fuel and the lower 02 signal is more for cat efficiently you really maybe on to something if you get the spacing right. Good luck
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