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Aftertreatment Wiring Harness Cummins 5316035 | A044Y000
High-durability wiring harness designed to connect the ECM with critical aftertreatment components for optimal emissions control and engine performance.
Description
Reliable Electrical Connectivity for Aftertreatment Systems
The Cummins 5316035 Aftertreatment Wiring Harness serves as the essential electrical backbone for your engine’s emissions control system. It facilitates seamless communication between the Engine Control Module (ECM) and vital components such as the Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR) system, and various sensors. By ensuring accurate data transmission, this harness helps maintain environmental compliance and prevents engine derate conditions.
Engineered for Extreme Conditions
Constructed from high-quality, industrial-grade materials, the 5316035 harness is built to withstand the harsh environment of a heavy-duty engine compartment. It features robust connectors and insulation resistant to heat, vibration, abrasion, and chemical corrosion, ensuring long-term reliability and reducing vehicle downtime.
Key Features and Benefits
- Precise Integration: Designed specifically for Cummins B-series engines to ensure a perfect fit and easy installation.
- Enhanced Durability: Corrosion-resistant connectors and heavy-duty wiring extend the service life of the aftertreatment system.
- Optimized Performance: Supports efficient operation of DEF injectors and NOx sensors for better fuel economy and lower emissions.
- Reduced Maintenance: Minimizes the risk of electrical faults that lead to dashboard warning lights and costly repairs.
Engine Compatibility
This wiring harness is compatible with the following Cummins engine models:
- B4.5 (CM2350 B104, CM2350 B135B)
- B6.7 (CM2350 B135B)
- ISB4.5 (CM2350 B104)



