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      08-02-2011, 01:49 PM   #9
christopherkriens
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Drives: 2011 BMW 135i Coupé
Join Date: Dec 2010
Location: Minnesota

Posts: 259
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2011 BMW 135i  [4.31]
Quote:
... I was thinking about that JB4 chip you were talking about. Could you tell me where to get that?
Currently the JB4 is only for the older N54 engine. For 2011 and newer 1ers you'll need a JB3. JB3 Stage 1
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