Fuel Injector 5263305RX 3973059 4940439 for Cummins ISB ISC 8.3L ISL9 QSC8.3

Fuel Injector 5263305RX for Cummins ISB ISC 8.3L ISL9 QSC8.3 Engines

High-performance fuel injector 5263305RX designed for Cummins ISB ISC 8.3L ISL9 QSC8.3 engines.

• Precision-engineered for optimal fuel delivery and efficiency
• Compatible with Cummins ISB, ISC, ISL9, and QSC8.3 models
• Durable construction ensures long-lasting engine performance
• Aftermarket part, not an original equipment manufacturer (OEM) component
• Easy installation with direct fit for specified engine models

Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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