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6X Fuel Injectors for Cummins 8.9L ISC/ISL Engines Diesel 5579403NX 5579403PX
$1,242.79
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$1,242.79
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I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Equipment Fitment
Review the equipment and model information below. Fitment can vary by serial number, production date, or machine configuration, so confirm your model and reference numbers before ordering.
Equipment / model
Product Overview
Restore your engine's peak performance and fuel efficiency with this set of 6 premium aftermarket fuel injectors designed specifically for Cummins 8.9L ISC and ISL diesel engines. These injectors offer a reliable and cost-effective solution for maintaining your heavy-duty equipment without the high cost of OEM parts, ensuring optimal combustion and long-term durability in demanding environments.
Key Features & Benefits
- Precision-engineered for superior fuel atomization and consistent spray patterns.
- High-quality aftermarket construction ensures reliable performance and longevity.
- Direct fit replacement designed to meet or exceed industry standards for easy installation.
- Helps restore engine horsepower and improves overall fuel economy.
- Rigorous quality control testing for maximum dependability in diesel applications.
Compatible Models
- Cummins 8.9L ISC Engines
- Cummins 8.9L ISL Engines
- Various commercial and industrial applications utilizing part numbers 5579403NX or 5579403PX.
Product Specifications
- Product Type: Diesel Fuel Injector
- Quantity: Set of 6
- Engine Compatibility: 8.9L Diesel
- Interchange Part Numbers: 5579403NX, 5579403PX
- Construction: New Aftermarket
Frequently Asked Questions
Is this an OEM part? No, this is a high-quality aftermarket replacement part. It is engineered to provide the same fit and function as the original equipment at a more competitive price point.
How do I confirm compatibility? To ensure this is the correct part for your engine, please cross-reference your existing injector part numbers with 5579403NX or 5579403PX and verify your engine model before purchasing.
Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.