This turbocharger control unit module is  an OEM replacementvpart for ISUZU NRR, NQR, NPR, and NPR-HD trucks equipped with the 4HK1 5.2L diesel engine from 2008 to 2021. It regulates turbocharger operation by controlling boost pressure, helping maintain proper engine performance, fuel efficiency, and emissions system function. Manufactured to OEM dimensional and electrical specifications, this control module ensures accurate signal processing, reliable response, and stable turbo operation under varying load conditions. Ideal for replacing faulty or failing turbo control units that may cause loss of power, boost-related fault codes, or drivability issues.

OEM Turbo Control Module — Designed to match factory specifications for proper fitment and reliable turbocharger control

Vehicle Compatibility — Fits ISUZU NRR, NQR, NPR, and NPR-HD trucks (2008–2021) with the 4HK1 5.2L diesel engine

Restores Turbocharger Performance — Helps maintain correct boost pressure for consistent power delivery and engine efficiency

Supports Engine & Emissions Operation — Contributes to proper combustion and emissions system performance by regulating turbo output

Durable Electronic Construction — Built to withstand heat, vibration, and continuous commercial-duty operation

Direct Replacement Installation — Installs using factory connectors and mounting points with no modifications required

OEM

8981628070 / 8980771182 / 8980771181

8980771180 / 8973877850