1ft 16 Pin OBD2 OBD II Splitter Adapter Cable Male to Dual Female Ports Y Cable. 1 3 Pin to 16 Pin OBD2 cable. Compatible diagnostic tools with a 16 pin socket. This is an adapter cable connecting for Fiat 3 pins Data Link Connector (DLC) to all those code scanner & diagnostic interface with a standard 16-pin OBD II plug.