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Old 08-13-2010, 03:37 PM   #4 (permalink)
JohnnyBgood
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Join Date: Mar 2009
Location: Austin
Posts: 55
Drives: 2016 Sport Tech 7AT
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I had the Berks installed 15,000 ago. I did not put steel wool in the O2 sensors. No CEL's, and I love the sound and performance gain. (Also have the Stillen CBE installed.) It's my daily driver. I would highly recommend the mod.
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