This is a bare connector that will adapt to most cars that use OBDII.

Stand-Alone CAN Controller With SPI Interface.

High-Speed CAN Transceiver.

This shield gives the Arduino CAN-Bus capability. It uses the Microchip MCP2515 CAN controller with MCP2551 CAN transceiver. CAN connection is via a standard 9-way sub-D for use with OBDII cable.