This RHF55V turbocharger is engineered to OEM specifications for Isuzu NPR, NQR, and NRR commercial trucks powered by the 4HK1 5.2L diesel engine. Equipped with a 12V integrated control valve, this turbocharger delivers precise boost regulation, improved airflow, and consistent engine performance under heavy-duty operating conditions.
A failing turbocharger can lead to reduced power, poor fuel efficiency, excessive exhaust smoke, or engine fault codes. Replacing it with this RHF55V turbocharger 8980277725 helps restore proper boost pressure, engine efficiency, and dependable drivability. Built with high-strength materials and a precision-balanced rotating assembly, this unit provides a direct-fit replacement for long-lasting service.
Key Features & Benefits
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OEM-equivalent RHF55V turbocharger
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Includes 12V integrated control valve
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Designed for Isuzu 4HK1 5.2L diesel engines
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Restores boost pressure and engine power
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Improves throttle response and fuel efficiency
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Precision-balanced for smooth operation
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Heavy-duty construction for commercial trucks
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Direct-fit installation using factory mounts
Engine Compatibility
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Isuzu 4HK1 5.2L Diesel Engine
Vehicle Applications
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Isuzu NPR
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Isuzu NQR
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Isuzu NRR
(Models equipped with the 4HK1 5.2L engine)
Frequently Asked Questions
Q1: What engines does this turbocharger fit?
A: This turbocharger fits Isuzu 4HK1 5.2L diesel engines.
Q2: Does this turbocharger include a valve?
A: Yes, it includes a 12V integrated control valve.
Q3: Is this a direct replacement for part number 8980277725?
A: Yes, it is designed as a direct-fit replacement for OEM part number 8980277725.
Q4: What are common symptoms of a failing turbo?
A: Power loss, excessive exhaust smoke, poor fuel economy, or abnormal turbo noise.
Q5: Is professional installation recommended?
A: Yes, professional installation is recommended to ensure correct operation and long service life. RHF55V turbocharger 8980277725 with 12V valve for Isuzu NPR NQR NRR trucks




