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      02-24-2013, 08:19 PM   #207
Drives: X1 x28i; 128i; S2000
Join Date: Jul 2010
Location: Orange County, CA

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Originally Posted by johanness View Post
I just finished installing the BMS Stage 1 piggyback in my wife's X1 (28i). It's the N20 (not N26) and thus utilized all 4 connections.
What's the production month/year? I believe all US N20 engines since July 2012 have the electronic wastegate like the N26, thus utilizing only 3 connections.
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