This is a genuine Cummins differential pressure sensor, part number 4384138. This sensor is a critical component for monitoring the pressure difference across systems like the Diesel Particulate Filter (DPF) in many Cummins diesel engines. If you're getting fault codes related to DPF pressure or your engine's aftertreatment system, this sensor may need replacing. Using a genuine Cummins part ensures exact fitment, proper calibration, and reliable performance. Always confirm this part number matches your engine's specific requirements before purchasing.
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