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      11-14-2012, 01:03 PM   #5
335dFan
Jumping Jack Flash
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Drives: 2011 335d
Join Date: Nov 2012
Location: Sacramento, CA (near Folsom Lake)

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Renntech ECU Mod

Have been pondering the Renntech mod for my 2011 d, but was curious whether I would encounter problems with the dealer while under warranty. The distributor near me says its invisible, but he has a sales incentive. That's why the JBD is attractive.