Compatible with the following:

2002 – 2002 Audi A4
2004 – 2005 Volkswagen Beetle (New Beetle)
2004 – 2006 Volkswagen Golf (Unassembled service pack)
2003 Volkswagen Passat to VIN 699999 (Unassembled service pack)

Identifying the difference between C-12-108, C-12-110, and C-12-111
ignition locks:
There are 3 different generations of ignition locks, difference in the black face cap which is also the transponder receiver. Generation 1 (C-12-108) and Generation 2 (C-12-110) have the small size caps which have different design connectors on the top. Generation 3 (C-12-111) has a face cap with a larger base. Our applications are based on the original VW/Audi parts information. If there is any doubt use the illustrations below to verify which one is needed for the car that you are working on.

C-12-108 (Generation 1) – small cap, flat top of connector
C-12-110 (Generation 2) – small cap, slanted top of connector
C-12-111 (Generation 3) – large cap