Search:

OEM Bimmerparts states:
Part# 12 13 8 657 273 (Eldor Became an Ignition Coil Supplier to BMW in early 2016)
Eldor # R3516S00100 (PBT-GF30)
Replaces Past Bosch Coil Part# 12138647689
Replaces Past...

Delphi is OEM for BMW. FCPEuro has BMW at $68.49 and Delphi for $33.69 with lifetime replacement. GetBMWparts.com wants $63.31, plus S/H.

I've been staying away from Bosch in the past decade...