This should be a direct swap for E90 USA standard stereo cars. The subs are 8". You need to get an external amp however as the stock amp is only 40W for std and 70W for logic 7. Even with logic 7 you need more power. I highly doubt BMW amp provides a full continuous 70watts...maybe half if that.
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2018 LBB M2: Stock for now. Adding sound deadening and ADS delete soon!
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