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      01-08-2013, 04:03 PM   #4
Deemo
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Drives: 07 E90 335i
Join Date: May 2012
Location: Plano, Texas

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Quote:
Originally Posted by Klassic500
is this everything i need to upgrade to the jb4 tune?
If you have the jb3 harness then no, you need to get the newer harness from terry.
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07 E90 335i 6AT