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Genuine Cummins New Engine Wiring Harness - 5399554

Genuine Cummins New Engine Wiring Harness - 5399554

Regular price $699.00 USD
Regular price $1,099.99 USD Sale price $699.00 USD
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Orders are typically processed within 24–48 hours, Monday through Friday, excluding major U.S. holidays. Shipping options include Small Package Saver, Ground, Second Day Air, and Next Day Air. Free Shipping applies to qualifying items within the contiguous 48 states. Freight or oversized shipments require a commercial address. Please inspect all deliveries and report damages within 24–48 hours. We ship only within the continental U.S. and cannot deliver to P.O. boxes or international locations. Most orders ship from our North Carolina warehouse. For estimated transit times, see the shipping chart. Read more information.

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Expert-selected truck parts

At FleetPro Parts, we specialize in supplying OEM replacement parts for heavy-duty trucks. From Freightliner and Detroit Diesel to Cummins, Mack, Volvo, and Wabco, our catalog covers the components you need to keep your fleet moving. Every part we stock is tested, reliable, and built to match OEM standards, so you can order with confidence. Our team knows truck parts inside out—from engine cooling and steering to AC systems, alternators, and fuel components. Whether you’re maintaining a single truck or managing an entire fleet, we make it easy to find the right part, at the right time. For when it matters. More about Us.

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FleetPro Truck Center Inc • 4989 Hendersonville Rd, Fletcher, NC 28732 • Phone +1 888-722-1331

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Description:

The Cummins Engine Harness (5399554/3970310) is a genuine OEM engine wiring harness engineered by Cummins® to deliver reliable electrical connections between the engine control module (ECM), sensors, actuators, and other engine systems. Designed for diesel engines such as ISL and similar industrial applications, this wiring harness ensures accurate signal transmission, dependable performance, and long-lasting durability.

Features:

Brand: Cummins
Part#: 5399554
Product Type: Engine wiring harness / ECM harness
Function: Transmits electrical signals and power to/from engine control module and sensors
Application: Cummins diesel engines that require part 5399554 (e.g., ISL9)
Condition: New OEM replacement
Connector Types: Integrated OEM-grade connectors
Wire Insulation: Heat and vibration-resistant wire sheathing
Total Harness Length: Varies by application harness routing

Part# : 5399554
Brand: Cummins