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The Isuzu D-Max with the workhorse 4JA1-T engine is a globally trusted pickup, valued for its reliability and endurance. A critical component to maintaining this performance is the turbocharger. Ruich Value, an ISO 9001 certified manufacturer, produces a high-quality, direct OEM replacement RHF5/K03 Turbocharger, specifically designed for the Isuzu D-Max 4JA1-T engine. We are the factory-direct source for auto parts distributors, wholesalers, fleet managers, and repair shops seeking a reliable and cost-effective solution to keep their vehicles performing at their best.
Guaranteed Drop-in Fit: Our turbos are built to exact OEM specifications, including part number 8973737771, ensuring a perfect, no-modification-required installation. This reduces labor costs and minimizes vehicle downtime, a critical factor for fleet managers and busy repair shops.
Factory-Direct Pricing: As the manufacturer, we eliminate unnecessary middlemen. This allows us to offer competitive wholesale pricing to our B2B partners, enhancing your profitability.
Engineered for Longevity: Every unit undergoes a multi-stage dynamic balancing process, and we use high-grade materials to ensure our turbos withstand the rigors of both commercial and personal use.
Comprehensive Warranty & Support: We provide a 6 months Manufacturer’s Warranty on all our turbochargers, giving you and your customers confidence in every purchase.
Complete Assembly: This turbo comes as a complete unit, including the actuator, pre-calibrated and ready for immediate installation.
Restores Engine Performance: A new, efficient turbo eliminates issues like boost leaks, lag, and smoking, restoring the 4JA1-T engine’s original horsepower and torque.
Optimizes Fuel Economy: By ensuring the correct air-fuel mixture, our turbo helps the engine burn fuel more completely, leading to better MPG and lower operating costs.
Precision Balancing: Our state-of-the-art balancing process minimizes vibrations, ensuring quieter operation and dramatically extending the turbo’s service life.
| Attribute | Specification |
| Turbo Model | RHF5 / K03 |
| Application Engine | Isuzu 4JA1-T |
| Application Vehicle | Isuzu D-Max |
| Reference OE Number(s) | 8973737771, 897373-7771 |
| Condition | Brand New, Direct Replacement |
| Warranty | 1-Year Manufacturer’s Warranty |
As a specialized manufacturer, our capabilities cover a vast range of turbochargers. Below is a sample of the models we can supply. Please contact us if you don’t see your specific model listed.
| Model | Model | Model | Model |
|---|---|---|---|
| WH2D-9371AZ/XA22TC3A | TO4E33 | TD08H-27VRC | TBP430 |
| TBP405 | TB41/TB4126 | RHG8/RHG8V | RHE7-9 |
| RHE6/RHE62 | RHC7FW | RHC7A | RHC7-8 OIL COOLING |
| RHC7E | RHC61B | RHC61A | RHC6-1 W |
| RHC6 WATER COOLING | RHC6 | GT3576DL | GT3576 |
| GT3576D | GT2259-4W | GT3576LD | GT3271 |
| GT033W | GT22-068 | RHF5-12 W | GT22 W OIL COOLING |
| GT22 W WATER COOLING | RHF5-23 W | RHF5 W | RHF5-4 W 7-3 |
| RHF5-2 W / RHF4H | RHF5-14 W | RHB5W Water-Cooled Turbo | RHB5 W OIL COOLING |
| TB2518 | TB25W 4BD2 | GT22-0148 W | RHC6 |
| RHF5-22 V.W | RHF5-12 W / RHF5-64006P15 | TBP420 W | TDO4HL-15G/8.5 |
| RHB6 / RHB6A | RHC7-1100IP20 | TDO4HL-15G/12 | RHC7-6 V |
| RHG6-3 | RHC7-57 / RHE7 | RHG6 | RHB32BW |
| TD08 / TD08H | RHF5/K03 | RHF5 | RHC9 |
| RHF4H | RHF5V / RH5V / RHF5V | TA5136 | RHF55W |
… and many more.
Partner with a professional manufacturer for your turbocharger inventory. Whether you are a parts distributor, fleet manager, or running a repair shop, we are ready to provide you with top-quality products and competitive pricing.
Contact us now to discuss your wholesale needs.
Email: [email protected]
Phone/WhatsApp: +86 13889277673
Click here for Bulk Pricing

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For Any Inquiries, please feel free to contact us, Our sales teams are always glad to support your business