When doing replacement or upgrading on 1997 – 2006 Jeep TJ, 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 Headlight1997 – 2006 6014
Front Fog Light1997 – 2006 H3-55W
Back Up Light1997 – 2006 1156
Brake1997 – 1999, 2005 – 2006 1157
2000 – 2004 2057
Dome Light2003 – 2006 211-2
Front Side Marker2003 – 2004 12256
1997 – 2002, 2005 – 2006 194
Front Turn Signal1997 – 2006 3157
License Plate2000 – 2006 12961
1997 – 1999 168
Parking Light1997 – 2006 3157
Rear Turn Signal1997 – 1999, 2005 – 2006 1157
2000 – 2004 2057
Tail Light1997 – 1999, 2005 – 2006 1157
2000 – 2004 2057
Center High Mount Stop Light1997 – 2006 921
Courtesy2000 – 2002 211-2
1997 – 1999 212-2
2003 – 2006 912
Engine Compartment Light1997 – 1999 105
2000 – 2006 561