When doing replacement or upgrading on 2011 – 2016 Honda CR-Z with capsule halogen headlamps HID, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight2011 – 2016 H11
High Beam Headlight2011 – 2016 9005
Front Fog Light2013 – 2016 H8
2011 – 2012 H8/H11/H16
Back Up Light2011 – 2016 921
Daytime Running Light2011 – 2016 9005
Dome Light2011 – 2012 DE3175
Front Side Marker2011 – 2016 7444NA
Front Turn Signal2011 – 2016 7443NA
License Plate2011 – 2016 12961
Parking Light2013 – 2016 7443NA
2011 – 2012 7444NA
Rear Side Marker2011 – 2016 168
Rear Turn Signal2011 – 2016 7440NA
Luggage Compartment2013 – 2016 158
2011 – 2012 168
Glove Box2013 – 2016 74
Interior Door2011 – 2016 194
Map Light2011 – 2012 DE3175
Low Beam Headlight2011 – 2016 D4S
High Beam Headlight2011 – 2016 9005
Front Fog Light2013 – 2016 H8
2011 – 2012 H8/H11/H16
Back Up Light2011 – 2016 921
Daytime Running Light2011 – 2012 9005
Dome Light2011 – 2012 DE3175
Front Side Marker2013 – 2016 7443NA
2011 – 2012 7444NA
Front Turn Signal2011 – 2012 7443NA
2013 – 2016 7444NA
License Plate2011 – 2016 12961
Parking Light2013 – 2016 7443NA
2011 – 2012 7444NA
Rear Side Marker2011 – 2016 168
Rear Turn Signal2011 – 2016 7440NA
Luggage Compartment2013 – 2016 158
2011 – 2012 168
Glove Box2013 – 2016 74
Interior Door2011 – 2016 194
Map Light2011 – 2012 DE3175