Select "Dec 2003 and Newer" if when you pull up the plastic ring around the shift boot and the main shift housing is black with a white retaining clip - Part# CR-MC-0018. Select "2002-2003" if the housing is white with grey retaining clip - Part# CR-MC-0017.
The cutoff is build date of 12/03 for the 2004 and newer kit. The production date is noted on the label of the inside door jamb on the drivers door. The 2007 and newer models starting with the hatchback models are different. Please select from the drop down menu.