When doing replacement or upgrading on 2001 – 2018 Lexus IS300 F IS IS200t IS250 IS350 Turbo Base C F Sport Sportcross 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 Headlight2008 – 2014 D4S
High Beam Headlight2008 – 2014 9005
Front Fog Light2008 – 2013 H8/H11/H16
Back Up Light2008 – 2014 921
Dome Light2008 – 2014 DE3175
Front Turn Signal2008 – 2014 7440NA
Parking Light2008 – 2014 168
Rear Turn Signal2008 – 2014 7440NA
Courtesy2008 – 2014 194
Interior Door2008 – 2014 194
Map Light2008 – 2014 194
Trunk2008 – 2014 DE3175
Front Turn Signal2017 7444NA
Rear Turn Signal2017 7440NA
Interior Door2017 194
Stepwell2017 194
Trunk2017 194
High Beam and Low Beam Headlight2016 D4S
Back Up Light2016 921
Front Turn Signal2016 7444NA
Parking Light2016 7443NA
Rear Turn Signal2016 7440NA
Interior Door2016 194
Stepwell2016 194
Trunk2016 168
Low Beam Headlight2006 – 2009 H11
High Beam Headlight2006 – 2009 9005
Front Fog Light2006 – 2009 9006
Back Up Light2006 – 2009 921
Dome Light2006 – 2008 12818
2009 DE3175
Front Side Marker2006 – 2009 194
Front Turn Signal2006 – 2009 7440NA
License Plate2006 – 2008 168
Parking Light2006 – 2008 168
2009 194
Rear Side Marker2006 – 2009 194
Rear Turn Signal2006 – 2009 7440
Courtesy2006 – 2009 194
Glove Box2006 – 2009 37
Interior Door2006 – 2009 194
Map Light2006 – 2008 168
2009 194
Trunk2009 DE3022
2006 – 2008 DE3175
Low Beam Headlight2006 – 2009 D4S
High Beam Headlight2006 – 2009 9005
Front Fog Light2006 – 2009 9006
Back Up Light2006 – 2009 921
Dome Light2006 – 2008 12818
2009 DE3175
Front Side Marker2006 – 2009 194
Front Turn Signal2006 – 2009 7440NA
License Plate2006 – 2008 168
Parking Light2006 – 2008 168
2009 194
Rear Side Marker2006 – 2009 194
Rear Turn Signal2006 – 2009 7440
Courtesy2006 – 2009 194
Glove Box2006 – 2009 37
Interior Door2006 – 2009 194
Map Light2006 – 2008 168
2009 194
Trunk2006 – 2009 DE3175
Low Beam Headlight2010 – 2013 H11
High Beam Headlight2010 – 2013 9005
Front Fog Light2010 9006
2011 – 2013 H8/H11/H16
Back Up Light2010 – 2013 921
Daytime Running Light2011 – 2013 9005
Dome Light2010 – 2013 DE3175
Front Side Marker2010 194
Front Turn Signal2010 – 2013 7440NA
Parking Light2011 – 2013 168
2010 194
Rear Side Marker2010 194
Rear Turn Signal2010 7440
2011 – 2013 7440NA
Courtesy2010 – 2013 194
Glove Box2010 37
Interior Door2010 – 2013 194
Map Light2010 – 2013 194
Trunk2010 – 2013 DE3022
Low Beam Headlight2010 – 2013 D4S
High Beam Headlight2010 – 2013 9005
High Beam and Low Beam Headlight2014 – 2015 D4S
Front Fog Light2010 9006
2011 – 2014 H8/H11/H16
Back Up Light2010 – 2015 921
Dome Light2010 – 2013 DE3175
Front Side Marker2010 194
Front Turn Signal2010 – 2013 7440NA
2014 – 2015 7444NA
Parking Light2010 194
2014 – 2015 7443NA
Rear Side Marker2010 194
Rear Turn Signal2010 7440
2011 – 2015 7440NA
Courtesy2010 – 2013 194
Glove Box2010 37
Interior Door2010 – 2015 194
Map Light2010 – 2013 194
Stepwell2014 – 2015 194
Trunk2014 – 2015 168
2010 – 2013 DE3175
Low Beam Headlight2010 – 2015 H11
High Beam Headlight2010 – 2015 9005
Front Fog Light2010 – 2015 H8/H11/H16
Back Up Light2010 – 2015 921
Daytime Running Light2010 – 2015 9005
Front Turn Signal2010 – 2015 7440NA
Parking Light2010 – 2015 168
Rear Turn Signal2010 – 2015 7440NA
Interior Door2010 – 2015 194
Map Light2010 – 2015 168
Trunk2010 – 2015 DE3175
Low Beam Headlight2010 – 2015 D4S
High Beam Headlight2010 – 2015 9005
Front Fog Light2010 – 2015 H8/H11/H16
Back Up Light2010 – 2015 921
Front Turn Signal2010 – 2015 7440NA
Rear Turn Signal2010 – 2015 7440NA
Interior Door2010 – 2015 194
Map Light2010 – 2015 168
Trunk2010 – 2015 DE3175
Low Beam Headlight2014 – 2015 H11
High Beam Headlight2014 – 2015 9005
Front Fog Light2014 – 2015 H8/H11/H16
Back Up Light2014 – 2015 921
Daytime Running Light2014 – 2015 9005
Front Turn Signal2014 – 2015 7440NA
Parking Light2014 – 2015 168
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Map Light2014 – 2015 168
Trunk2014 – 2015 DE3175
Low Beam Headlight2014 – 2015 D4S
High Beam Headlight2014 – 2015 9005
Front Fog Light2014 – 2015 H8/H11/H16
Back Up Light2014 – 2015 921
Front Turn Signal2014 – 2015 7440NA
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Map Light2014 – 2015 168
Trunk2014 – 2015 DE3175
High Beam and Low Beam Headlight2014 – 2015 D4S
Front Fog Light2014 H8/H11/H16
Back Up Light2014 – 2015 921
Front Turn Signal2014 – 2015 7444NA
Parking Light2014 – 2015 7443NA
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Stepwell2014 – 2015 194
Trunk2014 – 2015 168
Low Beam Headlight2001 D2R
High Beam Headlight2001 9005
Front Fog Light2001 9006
Back Up Light2001 7440
Brake2001 7443
Dome Light2001 DE3175
Front Side Marker2001 194
Front Turn Signal2001 7440NA
2017 – 2018 7444NA
License Plate2001 168
Parking Light2001 168
Rear Side Marker2001 168
Rear Turn Signal2017 – 2018 7440NA
2001 PY21W
Tail Light2001 7443
Center High Mount Stop Light2001 921
Courtesy2001 DE3175
Glove Box2001 74
Interior Door2001, 2017 – 2018 194
Stepwell2017 – 2018 194
Trunk2001, 2017 – 2018 194
High Beam and Low Beam Headlight2016 D4S
Back Up Light2016 921
Front Turn Signal2016 7444NA
Parking Light2016 7443NA
Rear Turn Signal2016 7440NA
Interior Door2016 194
Stepwell2016 194
Trunk2016 168
Low Beam Headlight2002 – 2005 D2R
High Beam Headlight2002 – 2005 9005
Front Fog Light2002 9006
2003 – 2005 H3-55W
Back Up Light2002 – 2005 7440
Brake2002 – 2005 7443
Dome Light2002 – 2005 DE3175
Front Side Marker2002 – 2005 194
Front Turn Signal2002 – 2005 7440NA
License Plate2002 – 2005 168
Parking Light2002 – 2005 168
Rear Side Marker2002 – 2005 194
Rear Turn Signal2002 – 2005 PY21W
Tail Light2002 – 2005 7443
Center High Mount Stop Light2002 – 2005 921
Courtesy2002 – 2005 DE3175
Glove Box2002 – 2005 74
Interior Door2002 – 2005 194
Trunk2002 – 2005 194
Low Beam Headlight2002 – 2005 D2R
High Beam Headlight2002 – 2005 9005
Front Fog Light2002 9006
2003 – 2005 H3-55W
Back Up Light2002 – 2005 921
Brake2002 – 2005 7443
Dome Light2002 – 2005 DE3175
Front Side Marker2002 – 2005 194
Front Turn Signal2002 – 2005 7440NA
License Plate2002 – 2005 168
Parking Light2002 – 2005 168
Rear Side Marker2002 – 2005 194
Rear Turn Signal2002 – 2005 7440NA
Tail Light2002 – 2005 7443
Courtesy2002 – 2005 DE3175
Glove Box2002 – 2005 74
Interior Door2002 – 2005 194
Trunk2002 – 2005 DE3175
Front Turn Signal2017 – 2018 7444NA
Rear Turn Signal2017 – 2018 7440NA
Interior Door2017 – 2018 194
Stepwell2017 – 2018 194
Trunk2017 – 2018 194
Low Beam Headlight2006 – 2009 H11
High Beam Headlight2006 – 2009 9005
Front Fog Light2006 – 2009 9006
Back Up Light2006 – 2009 921
Dome Light2006 – 2008 12818
2009 DE3175
Front Side Marker2006 – 2009 194
Front Turn Signal2006 – 2009 7440NA
License Plate2006 – 2008 168
Parking Light2006 – 2008 168
2009 194
Rear Side Marker2006 – 2009 194
Rear Turn Signal2006 – 2009 7440
Courtesy2006 – 2009 194
Glove Box2006 – 2009 37
Interior Door2006 – 2009 194
Map Light2006 – 2008 168
2009 194
Trunk2009 DE3022
2006 – 2008 DE3175
Low Beam Headlight2006 – 2009 D4S
High Beam Headlight2006 – 2009 9005
High Beam and Low Beam Headlight2016 D4S
Front Fog Light2006 – 2009 9006
Back Up Light2006 – 2009, 2016 921
Dome Light2006 – 2008 12818
2009 DE3175
Front Side Marker2006 – 2009 194
Front Turn Signal2006 – 2009 7440NA
2016 7444NA
License Plate2006 – 2008 168
Parking Light2006 – 2008 168
2009 194
2016 7443NA
Rear Side Marker2006 – 2009 194
Rear Turn Signal2006 – 2009 7440
2016 7440NA
Courtesy2006 – 2009 194
Glove Box2006 – 2009 37
Interior Door2006 – 2009, 2016 194
Map Light2006 – 2008 168
2009 194
Stepwell2016 194
Trunk2016 168
2006 – 2009 DE3175
Low Beam Headlight2010 – 2013 H11
High Beam Headlight2010 – 2013 9005
Front Fog Light2010 9006
2011 – 2013 H8/H11/H16
Back Up Light2010 – 2013 921
Daytime Running Light2011 – 2013 9005
Dome Light2010 – 2013 DE3175
Front Side Marker2010 194
Front Turn Signal2010 – 2013 7440NA
Parking Light2011 – 2013 168
2010 194
Rear Side Marker2010 194
Rear Turn Signal2010 7440
2011 – 2013 7440NA
Courtesy2010 – 2013 194
Glove Box2010 37
Interior Door2010 – 2013 194
Map Light2010 – 2013 194
Trunk2010 – 2013 DE3022
Low Beam Headlight2010 – 2013 D4S
High Beam Headlight2010 – 2013 9005
High Beam and Low Beam Headlight2014 – 2015 D4S
Front Fog Light2010 9006
2011 – 2014 H8/H11/H16
Back Up Light2010 – 2015 921
Dome Light2010 – 2013 DE3175
Front Side Marker2010 194
Front Turn Signal2010 – 2013 7440NA
2014 – 2015 7444NA
Parking Light2010 194
2014 – 2015 7443NA
Rear Side Marker2010 194
Rear Turn Signal2010 7440
2011 – 2015 7440NA
Courtesy2010 – 2013 194
Glove Box2010 37
Interior Door2010 – 2015 194
Map Light2010 – 2013 194
Stepwell2014 – 2015 194
Trunk2014 – 2015 168
2010 – 2013 DE3175
Low Beam Headlight2010 – 2015 H11
High Beam Headlight2010 – 2015 9005
Front Fog Light2010 – 2015 H8/H11/H16
Back Up Light2010 – 2015 921
Daytime Running Light2010 – 2015 9005
Front Turn Signal2010 – 2015 7440NA
Parking Light2010 – 2015 168
Rear Turn Signal2010 – 2015 7440NA
Interior Door2010 – 2015 194
Map Light2010 – 2015 168
Trunk2010 – 2015 DE3175
Low Beam Headlight2010 – 2015 D4S
High Beam Headlight2010 – 2015 9005
Front Fog Light2010 – 2015 H8/H11/H16
Back Up Light2010 – 2015 921
Front Turn Signal2010 – 2015 7440NA
Rear Turn Signal2010 – 2015 7440NA
Interior Door2010 – 2015 194
Map Light2010 – 2015 168
Trunk2010 – 2015 DE3175
Low Beam Headlight2014 – 2015 H11
High Beam Headlight2014 – 2015 9005
Front Fog Light2014 – 2015 H8/H11/H16
Back Up Light2014 – 2015 921
Daytime Running Light2014 – 2015 9005
Front Turn Signal2014 – 2015 7440NA
Parking Light2014 – 2015 168
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Map Light2014 – 2015 168
Trunk2014 – 2015 DE3175
Low Beam Headlight2014 – 2015 D4S
High Beam Headlight2014 – 2015 9005
Front Fog Light2014 – 2015 H8/H11/H16
Back Up Light2014 – 2015 921
Front Turn Signal2014 – 2015 7440NA
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Map Light2014 – 2015 168
Trunk2014 – 2015 DE3175
High Beam and Low Beam Headlight2014 – 2015 D4S
Front Fog Light2014 H8/H11/H16
Back Up Light2014 – 2015 921
Front Turn Signal2014 – 2015 7444NA
Parking Light2014 – 2015 7443NA
Rear Turn Signal2014 – 2015 7440NA
Interior Door2014 – 2015 194
Stepwell2014 – 2015 194
Trunk2014 – 2015 168