Bimmerfest - BMW Forums - View Single Post - Stock sound system vs 335 'Premium Sound' system.
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Old 10-20-2011, 08:09 AM
Jeff_DML Jeff_DML is offline
Location: San Diego
Join Date: Mar 2002
Posts: 3,188
Mein Auto: 1999 E36 M3/2/5 Estoril
yes, stock m3 sound system is not that good, guessing it is the same as the 3 series one The upgraded one is different then the 3 series
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