Daily Driver Review: Performance Power Kit S1 - N55 335i
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05-16-2012, 03:53 PM
Drives: 2011 335i xDrive M-sport
Join Date: Dec 2011
Location: Portland, OR
Originally Posted by
How long does it take BMW dealer to do the software update?
About 1.5 hours, depending on how fast your car processes it. Mine took over 5 hours to do, but you only pay them for 1-hour labor, so not too bad.
'11 6AT 335i xDrive
BMW PPK Stage 1
Last edited by Soliditude; 05-16-2012 at
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