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View Full Version : Lightweight or Racing battery 2005 M3


ScottR
04-11-2011, 05:10 PM
Need a lighter than factory battery for track M3 and know the technology is available but local shops do not have or know where to get one- anyone know where these are sold?

3x Beemer
04-11-2011, 09:10 PM
check ebay. or US websites. Braille or oddysey seem to be the way to go.