Turbocharger RHF4H, 8972402101 | Isuzu D-MAX 2.5L TD / 4JA1-L Engine


Durable RHF4H Turbocharger (8972402101) engineered for Isuzu D-MAX 2.5L TD 4JA1-L engines. Precision-built for OEM fitment, smooth boost response, and long-lasting reliability.

$336.47

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The RHF4H Turbocharger (Part Number: 8972402101) is designed specifically for the Isuzu D-MAX 2.5L Turbo Diesel (4JA1-L) engine. This turbocharger provides fast spool-up, strong midrange torque, and dependable boost delivery — ideal for maintaining the rugged performance of Isuzu’s reliable pickup platform.

Manufactured under strict OEM standards, this RHF4H turbo ensures a perfect fit and outstanding durability. Whether you’re replacing a worn or damaged turbo, this high-quality unit restores lost power, fuel efficiency, and smooth acceleration.


✅ Key Specifications:

  • Turbo Model: RHF4H

  • Part Number: 8972402101

  • OEM Equivalent: IHI RHF4H

  • Engine Model: 4JA1-L

  • Engine Type: 2.5L Turbo Diesel

  • Vehicle Application: Isuzu D-MAX

  • Cooling Type: Oil & Water Cooled

  • Condition: 100% Brand New

  • Fitment Type: Direct OEM Replacement


✅ Features & Benefits:

  • Direct-fit replacement for Isuzu D-MAX 2.5L TD 4JA1-L engine

  • High-efficiency compressor for fast boost response

  • Factory-balanced turbo core ensures smooth, vibration-free operation

  • Durable cast-iron turbine housing for heat resistance

  • Improves horsepower, torque, and fuel economy

  • Easy installation – no modifications required


✅ Compatible Engine:

  • Isuzu 4JA1-L 2.5L Turbo Diesel Engine


✅ Compatible Vehicles:

  • Isuzu D-MAX 2.5L TD (All Variants Using 4JA1-L Engine)

Frequently Asked Questions

Which engine does this turbocharger fit?

This RHF4H turbo fits the 4JA1-L 2.5L Turbo Diesel engine used in Isuzu D-MAX vehicles.

Is this a genuine OEM replacement?

Yes, this turbo replaces OEM part number 8972402101 and meets or exceeds original factory specifications.

Does this turbocharger come pre-balanced?

Yes, every RHF4H turbo is fully balanced and tested for immediate installation.

What improvements can I expect after installation?

Expect smoother boost, better fuel economy, and restored engine power and torque.

Can this turbo be used on other Isuzu engines?

It’s specifically designed for 4JA1-L engines; compatibility with other models should be verified before purchase.

 

Turbocharger RHF4H, 8972402101 | Isuzu D-MAX 2.5L TD / 4JA1-L Engine

 

Application: D-MAX 2.5L TD / 4JA1-L

 

OEM Number: 8972402101, VA420037

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