When doing replacement or upgrading on 1988 – 2015 BMW 750iL 750i 750Li xDrive Adaptive capsule halogen headlamps HID with, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight2006 – 2008 D1S
High Beam Headlight2006 – 2008 H7
Front Fog Light2006 – 2008 9006
Back Up Light2006 – 2008 921
Brake2006 – 2008 1156
Dome Light2006 – 2008 194
License Plate2006 – 2008 12961
Parking Light2006 – 2008 3357NA
Rear Turn Signal2006 – 2008 PY21W
Front Inner Turn Signal2006 – 2008 3457NA
Front Outer Turn Signal2006 – 2008 12396NA
Courtesy2006 – 2008 6418
Interior Door2006 – 2008 194
Map Light2006 – 2008 12961
Rear Reading Light2006 – 2008 194
Stepwell2006 – 2008 12961
Trunk2006 – 2008 578
High Beam and Low Beam Headlight2009 – 2012 D1S
Front Fog Light2009 – 2012 H8
Back Up Light2009 – 2015 921
Brake2009 – 2015 H21W
Daytime Running Light2009 – 2012 H8
Dome Light2009 – 2015 194
Courtesy2009 – 2012 12961
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
2009 – 2012 194
Stepwell2013 – 2015 12961
Trunk2009 – 2015 6411
High Beam and Low Beam Headlight2013 – 2015 D1S
Back Up Light2013 – 2015 921
Dome Light2013 – 2015 194
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
Stepwell2013 – 2015 12961
Trunk2013 – 2015 6411
High Beam and Low Beam Headlight2010 – 2012 D1S
Front Fog Light2010 – 2012 H8
Back Up Light2010 – 2015 921
Brake2010 – 2015 H21W
Daytime Running Light2010 – 2012 H8
Dome Light2010 – 2015 194
Courtesy2010 – 2012 12961
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
2010 – 2012 194
Stepwell2013 – 2015 12961
Trunk2010 – 2015 6411
High Beam and Low Beam Headlight2013 – 2015 D1S
Back Up Light2013 – 2015 921
Dome Light2013 – 2015 194
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
Stepwell2013 – 2015 12961
Trunk2013 – 2015 6411
Low Beam Headlight1988 – 1992 9006
High Beam Headlight1988 – 1992 9005
Front Fog Light1988 – 1992 H1
Back Up Light1988 – 1992 1156
Brake1988 – 1992 1156
Front Side Marker1988 – 1992 12961
Front Turn Signal1988 – 1992 P21/5W
License Plate1988 – 1992 12844
Parking Light1988 – 1992 1157
Rear Side Marker1988 – 1992 12961
Rear Turn Signal1988 – 1989, 1991 – 1992 1156
1990 P21W
Tail Light1988 – 1992 12821
Center High Mount Stop Light1988 – 1992 1156
Engine Compartment Light1988 – 1992 578
Trunk1988 – 1992 6411
Low Beam Headlight1993 – 2001 D2S
High Beam Headlight1993 – 1994 9005
1999 – 2001 H1
1995 – 1998 H7
Front Fog Light1993 – 1994 H1
1995 – 2001 H3-55W
Back Up Light1993 – 2001 1156
Brake1993 – 1998 1156
1999 – 2001 1157
Dome Light1995 – 1998 6411
Front Side Marker1993 – 1994 12961
1999 – 2001 2357
1995 – 1998 P21/5W
Front Turn Signal1993 – 1998 P21/5W
License Plate1993 – 2001 12844
Parking Light1993 – 1998 1157
1999 – 2001 2357
Rear Side Marker1999 – 2001 1157
1995 – 1998 12821
1993 – 1994 12961
Rear Turn Signal1993 – 1998 1156
1999 – 2001 PY21W
Tail Light1999 – 2001 1157
1993 – 1998 12821
Front Inner Turn Signal1999 – 2001 2357
Front Outer Turn Signal1999 – 2001 12396NA
Center High Mount Stop Light1993 – 2001 1156
Courtesy1999 – 2001 6411
Engine Compartment Light1993 – 1994 578
Glove Box1995 – 2001 DE3423
Interior Door1999 – 2001 194
Stepwell1999 – 2001 12844
Trunk1993 – 2001 6411
Low Beam Headlight1993 – 1994 9006
1995 – 1998 H1
1999 – 2001 H7
High Beam Headlight1993 – 1994 9005
1999 – 2001 H1
1995 – 1998 H7
Front Fog Light1993 – 1994 9006
1995 – 2001 H3-55W
Back Up Light1993 – 2001 1156
Brake1993 – 1998 1156
1999 – 2001 1157
Dome Light1995 – 1998 578
Front Side Marker1993 – 1994 12961
1999 – 2001 2357
1995 – 1998 P21/5W
Front Turn Signal1993 – 1998 P21/5W
License Plate1993 – 2001 12844
Parking Light1993 – 1998 1157
1999 – 2001 2357
Rear Side Marker1999 – 2001 1157
1995 – 1998 12821
1993 – 1994 12961
Rear Turn Signal1993 – 1998 1156
1999 – 2001 PY21W
Tail Light1999 – 2001 1157
1993 – 1998 12821
Front Inner Turn Signal1999 – 2001 2357
Front Outer Turn Signal1999 – 2001 12396NA
Center High Mount Stop Light1993 – 2001 1156
Courtesy1999 – 2001 6411
Engine Compartment Light1993 – 1994 578
Glove Box1995 – 2001 DE3423
Interior Door1999 – 2001 194
Stepwell1999 – 2001 12844
Trunk1993 – 2001 6411
Low Beam Headlight2006 – 2008 D1S
High Beam Headlight2006 – 2008 H7
Front Fog Light2006 – 2008 9006
Back Up Light2006 – 2008 921
Brake2006 – 2008 1156
Dome Light2006 – 2008 194
License Plate2006 – 2008 12961
Parking Light2006 – 2008 3357NA
Rear Turn Signal2006 – 2008 PY21W
Front Inner Turn Signal2006 – 2008 3457NA
Front Outer Turn Signal2006 – 2008 12396NA
Courtesy2006 – 2008 6418
Interior Door2006 – 2008 194
Map Light2006 – 2008 12961
Rear Reading Light2006 – 2008 194
Stepwell2006 – 2008 12961
Trunk2006 – 2008 578
High Beam and Low Beam Headlight2009 – 2012 D1S
Front Fog Light2009 – 2012 H8
Back Up Light2009 – 2015 921
Brake2009 – 2015 H21W
Daytime Running Light2009 – 2012 H8
Dome Light2009 – 2015 194
Courtesy2009 – 2012 12961
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
2009 – 2012 194
Stepwell2013 – 2015 12961
Trunk2009 – 2015 6411
High Beam and Low Beam Headlight2013 – 2015 D1S
Back Up Light2013 – 2015 921
Dome Light2013 – 2015 194
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
Stepwell2013 – 2015 12961
Trunk2013 – 2015 6411
High Beam and Low Beam Headlight2010 – 2012 D1S
Front Fog Light2010 – 2012 H8
Back Up Light2010 – 2015 921
Brake2010 – 2015 H21W
Daytime Running Light2010 – 2012 H8
Dome Light2010 – 2015 194
Courtesy2010 – 2012 12961
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
2010 – 2012 194
Stepwell2013 – 2015 12961
Trunk2010 – 2015 6411
High Beam and Low Beam Headlight2013 – 2015 D1S
Back Up Light2013 – 2015 921
Dome Light2013 – 2015 194
Interior Door2013 – 2015 194
Map Light2013 – 2015 12961
Stepwell2013 – 2015 12961
Trunk2013 – 2015 6411