CAN OBD-II cable for iDash (4 pin). Flat design for enhanced durability and cable routing under the dashboard or around trim pieces. Used to receive ECM data and power from vehicle's diagnostic port.
Things that could pair well together with what you are looking at...
Messaged Brian about the thought of doing coilovers and sway bars on my c6. He called me up and we talked for probably 30 min, awesome guy to work with/shop with. Definitely would recommend this company.