Enhance the reliability of your Caterpillar 3406E engine with the Kustom Truck OEM Engine Sensor Harness, precision-engineered for 70 Pin ECM (ADEM2000) electronics. This OEM-quality harness connects the engine ECM to critical sensors, ensuring accurate data transmission for optimal performance in heavy-duty trucks. It includes a 70 Pin ECM plug with backshell, injector harness connector, and branches for fuel temperature, intake manifold air temperature, boost pressure, engine oil pressure, atmospheric pressure, timing probe, primary and secondary engine speed/timing, and engine coolant temperature sensors. Designed for Caterpillar 3406E engines with 70 Pin ADEM2000 electronics, this harness is compatible with trucks like Peterbilt, Kenworth, or Freightliner, making it ideal for mechanics and fleet owners performing engine conversions, repairs, or upgrades. Note: This harness is not compatible with 40-Pin 3406E models (5EK, 1LW, 6TS, 5DS). Confirm compatibility with your specific engine serial number by contacting Kustom Truck for fitment verification. Upgrade your engine’s sensor connectivity with this durable, precision-crafted harness, built for reliability and performance.
Kit Includes:
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(1) OEM Caterpillar Engine Sensor Harness, Including:
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70 Pin ECM Plug and Backshell
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Injector Harness Connector
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Fuel Temperature Sensor Connector
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Intake Manifold Air Temperature Sensor Connector
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Boost Pressure Sensor Connector
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Engine Oil Pressure Sensor Connector
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Atmospheric Pressure Sensor Connector
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Timing Probe Connector
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Primary Engine Speed/Timing Sensor Connector
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Secondary Engine Speed/Timing Sensor Connector
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Engine Coolant Temperature Sensor Connector
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Key Features:
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OEM-grade harness for Caterpillar 3406E with 70 Pin ADEM2000 ECM electronics
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Connects ECM to 11 critical engine sensors for precise engine management
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Compatible with heavy-duty trucks, including Peterbilt, Kenworth, and Freightliner
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Durable construction ensures reliable performance in demanding conditions
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Ideal for engine swaps, repairs, or sensor harness replacements
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Note: Not compatible with 40-Pin 3406E models (5EK, 1LW, 6TS, 5DS); confirm serial number compatibility with Kustom Truck
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Engineered for precise fitment and long-lasting performance
Enhance your Caterpillar 3406E’s performance with Kustom Truck Parts’ OEM Engine Sensor Harness, crafted for quality and precision.
