Upgrade your Cummins 6B, ISB, or QSB5.9 engine with the 3958224 Electronic Control Module Wiring Harness. Compatible with part numbers 3937165 and 3935855, this harness ensures reliable performance and secure connections for your engine’s ECM system.
Supersedes:3937165 3935855
Condition:New / OEM Quality
Free worldwide shipping · 3–15 days.png){kind=icon}
