Cummins QSF4.5 / ISF4.5 Fuel Injector Set OEM 5364543 (2021–2024)
What is it?
The Cummins QSF4.5 / ISF4.5 Fuel Injector Set OEM 5364543 includes six OEM-grade injectors designed to deliver precise fuel delivery across every cylinder. This complete set ensures balanced performance, efficient combustion, and restored power in Cummins 4.5L engine platforms.
Why choose OEM 5364543 (Set of 6)?
Replacing all six injectors at once guarantees consistency in fuel flow and spray patterns, preventing imbalance or uneven performance. OEM 5364543 injectors are built to Cummins’ exact standards for fit, reliability, and durability under high-pressure fuel system demands.
Key Benefits
✅ Complete set of 6 injectors for balanced engine performance
✅ OEM-matched for accurate fuel delivery and spray pattern
✅ Eliminates misfires, rough idle, and power inconsistencies
✅ Enhances fuel economy and lowers emissions
✅ Ideal for full-system refresh on high-mileage or worn engines
Applications
This injector set is compatible with Cummins QSF4.5 and ISF4.5 engines produced from 2021 to 2024. These engines are commonly used in industrial equipment, construction machinery, and commercial vehicles that demand dependable performance in challenging environments.
Installation Notes
Install with new seals and gaskets, and be sure to clean each injector bore thoroughly. Follow OEM torque specs and ensure the fuel system is properly primed after installation. A system scan may be needed to code or calibrate the injectors for optimal operation.
Final Thoughts
Give your engine a complete fuel system refresh with the Cummins OEM 5364543 Fuel Injector Set. With all six injectors replaced, you’re ensuring consistent, reliable performance across every cylinder—available now at Tamerx for a solution you can trust.