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twodoor · 09-25-2018, 08:04 AM

Match UP7BMW or the Bimmertech DSP are two plug and play solutions which are the best start for upgrading the HiFi audio. Don't upgrade the speakers first because the difference will be minimum if not impossible to notice.

09-25-2018, 08:04 AM	#4
twodoor Private 23 Rep 66 Posts Drives: X3 30i G01 2020 Join Date: Oct 2017 Location: Transylvania iTrader: (0)	Match UP7BMW or the Bimmertech DSP are two plug and play solutions which are the best start for upgrading the HiFi audio. Don't upgrade the speakers first because the difference will be minimum if not impossible to notice.
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