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      03-21-2012, 08:05 AM   #12
sochermit
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Drives: 2003 325i, 2012 135i
Join Date: Mar 2012
Location: Canyon Lake, TX

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As I mentioned I am truly a novice. I thought the N54 had a Double Turbo and the N55 had a Single Turbo. I think the in-line 6, type of direct fuel injection... are the same with the N54 and N55 engines.
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