Genuine Nexiq cable. For Class 4-8 Heavy Duty OEM and Tier 1 suppliers (1998 - Present). Supports J1708, J1939, CAN1, CAN2, and CAN3 protocols. Works with Nexiq USB Link 2 and Link 3. Diesel Explorer This is a 9 pin Deutsch locking cable adapter designed to connect your Nexiq USB Link 2 and Link 3 to vehicles with a 9 pin connector. It covers class 4-8 heavy duty OEM and tier 1 suppliers from 1998 to present with J1708, J1939, CAN1, CAN2, and CAN3.