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      01-09-2013, 05:34 PM   #162
Enlisted Member
Drives: 2012 335xi coupe
Join Date: Oct 2012
Location: IL

Posts: 36
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Which would be less detectable by dealers - JB4 of Cobb AP? Assuming both were taken off the car for dealer visits?

I like the Cobb, but the JB4 seems to have it beat for features.
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