Adapters & Cables

Find the professional-grade communication adapters and cables you need to connect diagnostic software to diesel engines, equipment, and electronic control systems. This category includes USB, Bluetooth, and wireless vehicle interfaces (VCIs), along with replacement and specialty cables for J1939, J1708, OBDII, CAT, Cummins, Detroit, and more. Whether you’re upgrading an existing setup, replacing worn cables, or building your own diagnostic system, these adapters deliver fast, stable, OEM-level data access for heavy-duty trucks, off-highway machinery, agricultural equipment, and mixed fleets.

All products are compatible with industry-standard software and tested for durability in shop and field conditions. If you need the right connector to bridge your laptop or tablet to the vehicle, this is where you’ll find it — from universal diesel adapters to brand-specific breakout cables and protocol converters.