When doing replacement or upgrading on 2000 – 2014 Honda Insight, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 2010 – 2014 H11
High Beam Headlight 2010 – 2014 9005
High Beam and Low Beam Headlight 2000 – 2006 9003
Back Up Light 2000 – 2006, 2010 – 2014 921
Brake 2000 – 2006 7443
Daytime Running Light 2010 – 2014 9005
Dome Light 2000 – 2006 194
2010 – 2014 DE3175
Front Side Marker 2000 – 2006, 2010 – 2014 194
Front Turn Signal 2000 – 2006 7440
2010 – 2014 7440NA
License Plate 2000 – 2006, 2010 – 2014 168
Parking Light 2000 – 2006, 2010 – 2014 168
Rear Side Marker 2010 – 2014 194
2000 – 2006 7443
Rear Turn Signal 2000 – 2006 7440
2010 – 2014 7440NA
Tail Light 2000 – 2006 7443
Luggage Compartment 2010 – 2014 194
Glove Box 2010 – 2014 158
Map Light 2000 – 2006 12961
2010 – 2014 DE3175
Trunk 2003 12818
2000 – 2002, 2004 – 2006 DE3175