So confused on which tuning route to go.
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02-03-2013, 11:38 PM
Drives: e91 328i, e90 328i, e90 335i
Join Date: Feb 2011
Location: United States
OEM Performance Power Kit is a good option and keeps the warranty fully intact. 320hp/332tq and available online from $450. Great value for money. I have it and I love it.
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