Global Environmental Products Cummins ISL DEF Head Unit

Dependable Aftertreatment: Global Environmental Products Cummins ISL DEF Head Unit (OEM GS329564)

What is it?
The Global Environmental Products Cummins ISL DEF Head Unit (OEM GS329564) is a core module for the Diesel Exhaust Fluid (DEF) system used in Cummins ISL engines. It manages the injection of DEF, dosing rates, and sensing to ensure SCR (Selective Catalytic Reduction) systems remain in proper working order.

Why Choose the Global Environmental Products Cummins ISL DEF Head Unit (OEM GS329564)?
This unit is made to spec for Cummins ISL engines and meets OEM calibration, sensor compatibility, and mechanical integration. Opting for a head unit that matches the factory design helps reduce compatibility risks, ensures system accuracy, and supports stable emission operation over time.

Key Benefits
✅ OEM Calibration: Meets factory specifications for dosing and sensor integration
✅ Quality Materials: Designed to handle corrosion, vibration, and DEF fluid exposure
✅ Precise Dosing Control: Helps maintain correct reductant delivery under varying load
✅ Fault Minimization: Designed to reduce codes and misbehavior linked to aftertreatment systems
✅ System Longevity: Proper DEF management lowers stress on catalysts, sensors, and downstream components

Applications
This DEF head unit is intended for Cummins ISL engine platforms that use Global Environmental Products DEF systems. It’s applicable in commercial trucks, vocational vehicles, and fleet rigs where emission compliance and aftertreatment integrity are essential.

Installation Notes
Installation should be done by trained technicians. Proper torque on fittings, correct electrical connections, and leak-free seals are critical. After installation, clear any stored errors and confirm that the engine control module recognizes the new head unit and is dosing correctly under operating conditions.

Final Thoughts
For reliable DEF and SCR function, the control unit is a central component. The Global Environmental Products Cummins ISL DEF Head Unit (OEM GS329564) provides a factory-matched, robust solution for maintaining proper reductant delivery and supporting durable emission system performance.