Description
Description
Remanufactured Bosch fuel injector set (4 injectors) with fuel supply assemblies for Dodge Cummins 4.5L diesel engine applications.
Each injector in the set is professionally remanufactured using OEM Bosch components, ultrasonically cleaned, calibrated, and flow tested to meet original equipment specifications. Every injector is thoroughly inspected and verified before shipping to ensure balanced fuel delivery, dependable performance, and long service life.
This Bosch reman injector set is engineered to:
- Restore precise fuel atomization
- Improve horsepower and throttle response
- Reduce excessive smoke and rough engine operation
- Eliminate injector balance and fuel delivery issues
- Support consistent fuel flow across all cylinders
Each injector includes the fuel supply assembly and is designed to provide dependable fuel system performance in demanding diesel applications. Replacing all four injectors as a matched set helps maintain proper cylinder balance, smoother engine operation, improved fuel economy, and long-term reliability.
Built to OEM standards, this remanufactured Bosch injector set delivers the quality, durability, and performance expected from genuine Bosch fuel system components.
Fitment is verified before shipment to ensure compatibility with your engine and fuel system configuration.
Common Cross References
- Bosch Reman Fuel Injector Set
- Injector Set with Fuel Supply Included
- Cummins QSB 4.5 Fuel Injector Set
- Bosch OEM Replacement Injectors
- Common Rail Fuel Injector Assembly
(Exact injectors supplied depend on engine serial number and application — fitment is verified before shipping.)
Compatible Engines
- Cummins QSB 4.5L
- Dodge 4.5L Diesel Applications
- Industrial and Commercial 4.5L Diesel Engines
Commonly used in:
- Medium-duty trucks
- Commercial fleet vehicles
- Service trucks
- Construction equipment
- Agricultural equipment
- Industrial diesel applications
Need Fitment Confirmation?
📞 Call or text (909) 639-4195
Have your engine serial number or injector part 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 Bosch Reman Injector Set?
- Genuine Bosch remanufactured quality
- Includes fuel supply assemblies
- Calibrated and tested to OEM specifications
- Fully bench-tested for pressure, leakage, and performance
- Restores power, fuel efficiency, and smooth engine operation
- Balanced injector set for consistent cylinder performance
- Built for long-term diesel reliability
- Engineered for maximum uptime in demanding applications
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 fuel system specialists, not call centers. Reliable support from people who understand diesel engines and the importance of keeping your equipment operating at peak performance.




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