When doing replacement or upgrading on 2017 – 2018 Kia Niro Touring EX FE LX fog headlamps HID lamps with, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight2017 9005
Front Fog Light2017 H8
Back Up Light2017 921
Dome Light2017 12854
Front Side Marker2017 194
Front Turn Signal2017 PY21W
License Plate2017 168
Rear Turn Signal2017 PY21W
Luggage Compartment2017 6418
High Beam and Low Beam Headlight2017 9005
Front Fog Light2017 H8
Back Up Light2017 921
Dome Light2017 6418
Front Side Marker2017 168
Front Turn Signal2017 PY21W
License Plate2017 168
Rear Turn Signal2017 PY21W
Luggage Compartment2017 6418
High Beam and Low Beam Headlight2017 9005
Front Fog Light2017 H8
Back Up Light2017 921
Daytime Running Light2017 1156
Dome Light2017 12854
Front Side Marker2017 168
Front Turn Signal2017 PY21W
License Plate2017 168
Rear Turn Signal2017 PY21W
Luggage Compartment2017 6418
High Beam and Low Beam Headlight2017 9005
Back Up Light2017 921
Brake2017 1157
Daytime Running Light2017 1156
Dome Light2017 12854
Front Side Marker2017 168
Front Turn Signal2017 PY21W
License Plate2017 168
Rear Side Marker2017 168
Rear Turn Signal2017 1156
Luggage Compartment2017 12854
Inner Tail Light2017 194
Outer Tail Light2017 1157
High Beam and Low Beam Headlight2018 9005
Front Fog Light2018 H8
Back Up Light2018 921
Brake2018 1157
Daytime Running Light2018 1156
Dome Light2018 12854
Front Side Marker2018 168
Front Turn Signal2018 PY21W
License Plate2018 168
Rear Side Marker2018 168
Rear Turn Signal2018 1156
Luggage Compartment2018 12854
Inner Tail Light2018 194
Outer Tail Light2018 1157
High Beam and Low Beam Headlight2018 9005
Front Fog Light2018 H8
Back Up Light2018 921
Brake2018 1157
Daytime Running Light2018 1156
Dome Light2018 12854
Front Side Marker2018 168
Front Turn Signal2018 PY21W
License Plate2018 168
Rear Side Marker2018 168
Rear Turn Signal2018 1156
Luggage Compartment2018 12854
Inner Tail Light2018 194
Outer Tail Light2018 1157