✅【2026 1939 9 Pin to 9 Pin & OBD2 Pin Splitter】This is 1 to 2 splitter: J1939 9Pin male to 1x 9 Pin J1939 female & 1x OBD II female connectors. Compatible for Freightliner/ Kenworth/International 2015+, 2016+ Volvo & Western Star with Cummins Diesel Engine, etc.