As repeatedly stated :) look for any 49, H8, 95, H9 battery class size....
E46 vs.E36 The E46 has a parasitic battery drain.... the M3 is ready to kick some ass. : r/BMWE36
BATTERY DIES WHEN CAR PARKED. BMW N51 N52 N53 N54 N55 ENGINE E90 E60 X3 X5 E83 E70 E82 E65 E63 E64 - YouTube
6.5A battery drain, Trans Fail Prog, code P1750… any ideas? : r/e39
Battery Drain | NastyZ28.com
What causes the dead battery on your BMW | A short guide
How to methodically find the battery drain in our E46–and fit an Opt | BMW M3 | Project Car Updates | Grassroots Motorsports
Bimmerforums - The Ultimate BMW Forum
How to Troubleshoot a dead battery and find a parasitic drain - YouTube
Patiently waiting for my car to go to sleep. Parasitic battery drain problem. FSR was changed due to the blower fluctuating from high to low on its own. Resolved that issue but
How to Detect and Repair a Parasitic Battery Drain
Bright Idea' For Short Detection | MOTOR
Battery drain: current pulse every 4 seconds | Mercedes SLK World
Yet Another Battery Drain problem | BimmerFest BMW Forum
E36 cutting out and draining battery | RMS Motoring Forum
Battery Drain - Solved - Page 2 - Xoutpost.com
Detailed step by step diagnostic DIY ... dead battery ... parasitic current drain | BimmerFest BMW Forum
Battery Draining Fast - FSR? | E46 Fanatics Forum
high battery drain again - Page 6 - Xoutpost.com
Battery drain....after 2 days sitting dead... | Page 2 | BimmerFest BMW Forum
Parasitic Drain on Fuse 36 (CAS) | BimmerFest BMW Forum
SOLVED: Battery drains in two days through fuse 31 - 1996-2002 BMW Z3 - iFixit