4988820 ECM ECU Controller for Cummins QSB3.3, ISB 6.7L, CM2150 Engines - Engine Control Unit ModuleOptimize your Cummins engines with this ECM ECU Controller, engineered for precise control with a 12-month warranty.Key Features1. Compatibility: Fits Cummins:Engines: QSB3.3, ISB 6.7L, CM2150Part numbers: 4988820, 4988821, 4943133, 4940518, 4943133NX, 4988820NX2. Reliable Design: Factory-tested, 12-month warranty.3. Direct Replacement: Requires programming.Installation Instructions1. Verify Compatibility: Confirm engine match.2. Professional Installation: Use a skilled technician.3. Programming Required: Program for engine functionality.4. Post-Purchase: Provide original ECM part number, picture, engine nameplate picture.Kindly Note Buyer covers customs/import taxes. Fast after-sales support. High-Performance ECM ECU Controller: The ECM ECU Controller is a remanufactured Engine Control Unit Module that ensures optimal performance for Cummins QSB3.3, ISB 6.7L, and CM2150 engines, as well as Komatsu PC78US-8 and PC200-8 Excavators Direct Replacement with Part Number 4988820: This Engine Computer Board Module, with part number 4988820 and interchange number 4988820NX, offers a hassle-free, direct replacement option for your vehicle's engine control needs, enhancing reliability and efficiency Durable and Reliable Materials: Made from high-quality components, this remanufactured ECU ensures durability and longevity, making it a cost-effective choice for maintaining engine performance in tough operating conditions Engine Nameplate Required: Please provide clear photos of original ECM part number and engine nameplate after purchase for accurate programming 12-Month Warranty for Peace of Mind: Enjoy confidence in your purchase with a 12-month warranty. If any issues arise during this period, we offer prompt repair or replacement services to ensure your engine operates smoothly UPC 754552499064 Brand Name LIUCHUANG Manufacturer LIUCHUANG Material Type Metal Included Components Engine Control Unit Module (ECM/ECU)