Thread: Cobb accessport
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      01-26-2013, 06:30 PM   #2
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Drives: 2007 335i
Join Date: Aug 2012
Location: Minnesota

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I'm wondering the same thing. I own a 07 335i that I purchased from a private party and the bmw dealership sold me a warranty thru "penske". Would the JB4 or AccessPort void my warranty even if i converted the car back to stock settings before warranty repair?
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