When doing replacement or upgrading on 1990 – 2017 Lexus LS400 LS430 LS460 LS600h 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 Headlight 1995 – 1997 9003
High Beam Headlight 1995 – 1997 9005
High Beam and Low Beam Headlight 1993 – 1994 9003
1990 – 1992 9004
Front Fog Light 1995 – 1997 9006
Back Up Light 1990 – 1994 1156
1995 – 1997 7440
Brake 1990 – 1994 1157
1995 – 1997 7443
Dome Light 1990 – 1997 DE3175
Front Side Marker 1990 – 1997 194
Front Turn Signal 1990 – 1994 1156
1995 – 1997 7440
License Plate 1990 – 1997 168
Parking Light 1990 – 1997 168
Rear Side Marker 1990 – 1994 1157
1995 – 1997 168
Rear Turn Signal 1990 – 1994 1156
1995 – 1997 7440
Tail Light 1990 – 1994 1157
1995 – 1997 7443
Center High Mount Stop Light 1990 – 1997 921
Courtesy 1990 – 1997 DE3175
Glove Box 1990 – 1997 74
Interior Door 1990 – 1997 194
Map Light 1990 – 1994 194
1995 – 1997 DE3022
Stepwell 1990 – 1997 74
Trunk 1990 – 1997 194
Low Beam Headlight 1998 – 2000 9006
High Beam Headlight 1998 – 2000 9005
Front Fog Light 1998 – 2000 9006
Back Up Light 1998 – 2000 7440
Brake 1998 – 2000 7443
Front Side Marker 1998 – 2000 168
Front Turn Signal 1998 – 2000 7440
License Plate 1998 – 2000 168
Parking Light 1998 – 2000 168
Rear Side Marker 1998 – 2000 168
Rear Turn Signal 1998 – 2000 7440
Tail Light 1998 – 2000 7443
Center High Mount Stop Light 1998 – 2000 921
Courtesy 1998 – 2000 DE3175
Glove Box 1998 – 2000 74
Interior Door 1998 – 2000 194
Stepwell 1998 – 2000 74
Trunk 1998 – 2000 194
Low Beam Headlight 1998 – 2000 D2R
High Beam Headlight 1998 – 2000 9005
Front Fog Light 1998 – 2000 9006
Back Up Light 1998 – 2000 7440
Brake 1998 – 2000 7443
Front Side Marker 1998 – 2000 168
Front Turn Signal 1998 – 2000 7440
License Plate 1998 – 2000 168
Parking Light 1998 – 2000 168
Rear Side Marker 1998 – 2000 168
Rear Turn Signal 1998 – 2000 7440
Tail Light 1998 – 2000 7443
Center High Mount Stop Light 1998 – 2000 921
Courtesy 1998 – 2000 DE3175
Glove Box 1998 – 2000 74
Interior Door 1998 – 2000 194
Stepwell 1998 – 2000 74
Trunk 1998 – 2000 194
Low Beam Headlight 2001 – 2003 D2R
2004 – 2006 D2S
High Beam Headlight 2001 – 2006 9005
Front Fog Light 2001 – 2006 9006
Back Up Light 2001 – 2003 7440
2004 – 2006 921
Brake 2001 – 2003 7443
Dome Light 2004 – 2006 DE3175
Front Side Marker 2001 – 2006 168
Front Turn Signal 2001 – 2006 7440NA
License Plate 2001 – 2006 168
Parking Light 2001 – 2006 168
Rear Side Marker 2001 – 2006 168
Rear Turn Signal 2001 – 2003 7440
2004 – 2006 7440NA
Center High Mount Stop Light 2001 – 2006 7440
Courtesy 2001 – 2006 DE3175
Glove Box 2001 – 2006 37
Inner Tail Light 2001 – 2003 194
Interior Door 2001 – 2006 194
Outer Tail Light 2001 – 2003 7443
Stepwell 2001 – 2003 74
Trunk 2001 – 2006 194
Low Beam Headlight 2007 – 2012 D4S
High Beam Headlight 2007 – 2012 9005
Front Fog Light 2007 – 2012 9006
Back Up Light 2007 – 2012 921
Dome Light 2007 – 2012 DE3175
Front Side Marker 2007 – 2012 194
Front Turn Signal 2007 – 2012 7440NA
Parking Light 2007 – 2012 194
Rear Side Marker 2007 – 2008 194
Rear Turn Signal 2009 – 2012 7440
2007 – 2008 921
Courtesy 2007 – 2012 DE3175
Interior Door 2007 – 2012 194
Trunk 2007 – 2012 194
High Beam and Low Beam Headlight 2013 – 2017 D4S
Trunk 2013 – 2017 194
Trunk 2013 – 2016 194
Low Beam Headlight 2008 – 2012 D4S
High Beam Headlight 2008 – 2012 9005
Front Fog Light 2008 – 2012 9006
Back Up Light 2008 – 2012 921
Dome Light 2008 – 2012 DE3175
Front Side Marker 2008 – 2012 194
Front Turn Signal 2008 – 2012 7440NA
Parking Light 2008 – 2012 194
Rear Turn Signal 2010 – 2012 7440
2008 – 2009 921
Courtesy 2008 – 2012 DE3175
Door Mirror Illumination Light 2008 – 2012 194
Interior Door 2008 – 2012 194
Trunk 2008 – 2012 194