OPTIMA H6 Car Battery - 800 CCA (Fits BMW E30 E36 E46 E90 E92 F30 F32)
Obioban's 2005 IR/IR e46 M3 - Page 7 - BMW E46 M3
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