Description
Description
Rebuilt fuel injector set (6 injectors) for Isuzu 4HK1 diesel engines equipped with Denso common rail fuel systems.
Each injector in the set is professionally rebuilt, ultrasonically cleaned, calibrated, and flow tested to OEM Denso specifications. Every injector is verified before shipping to ensure precise fuel delivery, balanced cylinder performance, and long-term reliability.
This injector set is engineered to:
- Restore precise fuel atomization
- Improve throttle response and engine performance
- Reduce excessive smoke and rough idle
- Eliminate injector balance and fuel delivery issues
- Support consistent fuel flow across all cylinders
Replacing the complete injector set helps maintain proper fuel balance throughout the engine and prevents performance issues caused by uneven injector wear. A matched injector set promotes smoother engine operation, improved fuel economy, and dependable long-term performance.
This set replaces OEM Denso injector part number 095000-5471 and compatible superseded references. Fitment is verified before shipment.
Common Cross References
- 095000-5471
- 0950005471
- 8-97329701-0
- 8973297010
- 8-98011602-0
- 8980116020
(Exact injector supplied depends on engine serial number and application — fitment is verified before shipping.)
Compatible Engines
- Isuzu 4HK1
- Isuzu 4HK1-TC
- Isuzu 4HK1 Common Rail
Commonly used in:
- Isuzu NPR
- Isuzu NQR
- Isuzu NRR
- Medium-duty delivery trucks
- Commercial fleet vehicles
- Industrial diesel equipment
Commonly installed in:
- Isuzu NPR HD
- Isuzu NQR Series
- Isuzu NRR Series
- GMC W-Series (Isuzu-powered)
- Chevrolet W-Series (Isuzu-powered)
- Various industrial and commercial diesel applications
Need Fitment Confirmation?
📞 Call or text (909) 639-4195
Have your engine serial number ready and we’ll confirm the correct injector set before you order.
When your equipment is down, speed matters. We verify fast and ship fast.
Why Choose This Injector Set?
- Rebuilt to OEM Denso fuel-flow and spray-pattern specifications
- Fully bench-tested for pressure, leakage, and performance
- Restores horsepower, fuel efficiency, and smooth engine operation
- Balanced injector set for consistent cylinder performance
- Built for long-term commercial-duty reliability
- Tested, verified, and engineered for uptime
Core Policy
A core refund is available when your old injectors are returned.
Cores must be received within 30 days of purchase to qualify.
Shipping & Support
- Free UPS Ground shipping
- Expedited shipping available
- Backed by direct Samperio Turbo Rebuild technical support
You’ll speak to diesel experts, not call centers. Reliable support from people who know diesel fuel systems and understand the importance of minimizing downtime.




Reviews
There are no reviews yet.