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Cummins ECM — Replacement Engine Control Modules for ISX, QSB, QSL9 & More
OrderECM stocks Engine Control Modules (ECM) for the full range of Cummins heavy-duty and industrial diesel engines. The Cummins CM870, CM2150, CM2250, and CM2350 ECM platforms cover the ISX, ISX15, QSB, QSL9 (ISL8.9), QST30, and QSZ engine families used in long-haul trucks, transit buses, coaches, generator sets, and construction equipment worldwide.
Cummins ECM replacement requires programming via Cummins INSITE software with a valid INLINE adapter and the engine's serial number. The correct CPL calibration number must be selected for the specific application and emissions tier.
Browse by Cummins Engine
- Cummins ISX ECM — CM870, ISX15, ISX12 platforms
- Cummins QSB ECM — QSB4.5, QSB6.7, P4921776 series
- Cummins QSZ / Atlas Copco ECM
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New OEM stock · 365-day replacement warranty · Free worldwide shipping · INSITE programming guidance available