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Cat 253-7389 Engine Wiring Harness - Genuine Caterpillar Engine Harness The Cat 253-7389 is a genuine engine wiring harness. It connects the ECM to the sensors, injectors and actuators across the engine, carrying the power, ground and signal wiring that keeps everything communicating. Key Functions: - Connects the ECM to the engine sensors, injectors and actuators - Carries power, ground and signal wiring for the engine Verify fitment with us before ordering to ensure the correct part for your application.
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🇺🇸 Ship from USA · On Agora since 2026
$1,799.00