I don't think there is any software upgrade available for any 2012 or 2013 135i except for the BMW PPK for the time being. Could be wrong about procede, though.
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E82 '13 135is - Space Gray/Coral Red, 6 MT,
Heated Seats, 50% tint, clear bra, BMW Perf. Grilles, BMW Perf. CF Diffuser - #180/586
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