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OPTIMA H6 Car Battery - 800 CCA (Fits BMW E30 E36 E46 E90 E92 F30 F32)
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BMW E46 M3 Battery Installation - Applies to 323, 325, 328 & 330 - YouTube
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BMW E46 Battery Replacement and Connection Notes| BMW 325i (2001-2005), BMW 325Xi (2001-2005), BMW 325Ci (2001-2006), BMW 325ti (2001-2004) | Pelican Parts Technical Article
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How to attach jumper cables to your BMW E46 1998-2006 3 series - YouTube
BMW E46 Battery Replacement and Connection Notes| BMW 325i (2001-2005), BMW 325Xi (2001-2005), BMW 325Ci (2001-2006), BMW 325ti (2001-2004) | Pelican Parts Technical Article
positive battery line is excessively hot? | E46 Fanatics Forum
BMW E46 Battery Replacement and Connection Notes| BMW 325i (2001-2005), BMW 325Xi (2001-2005), BMW 325Ci (2001-2006), BMW 325ti (2001-2004) | Pelican Parts Technical Article
61218370984 - Genuine BMW Battery Bracket/Battery Hold Down | Turner Motorsport