This is an extra bag of wires and a 24-pin connector. The 24-pin connector can be ONLY used with the Under-the-Hood (UTH) version of M2. It includes a connector and 12 wires with one end ready to insert into the 24-pin connector (more information here) and the other end stripped and tinned.
Contains 2X Red, 2X Black, 2X Yellow, 2X Blue, 2X Green, 2X White