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      03-01-2011, 02:23 PM   #6
Private First Class

Drives: 2013 328i Sport Line
Join Date: Aug 2010
Location: Boston

Posts: 147
iTrader: (0)

From what I am hearing most people go to map 2 when they also add a down pipe. I am running map 1 now and going to map 2 this weekend when I install my downpipe.