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Why Choose Us:

1High quality products with reasonable price, quick shipping.

2.Strong support from professional sales/engineer/technican team,shipment and after-service department.

 3.The product has undergone a rigorous testing process, and we provide high-quality products.

 4.Support multiple payment methods, payment protection.

The c-aterpillar 173-9379 fuel injector is an OEM-grade precision component exclusively developed for 3412 series diesel engines, manufactured in full compliance with c-aterpillar’s original design specific-ations and quality control standards. It adopts wear-resistant alloy internals and optimized spray geometry, delivering stable high-pressure fuel delivery and excellent resistance to harsh operating environments, suitable for heavy construction machinery, industrial generator sets, marine power systems and mining equipment.

As a direct-fit replacement part, this injector effectively eliminates common engine failures such as power attenuation, excessive fuel consumption, rough idle, unstable injection and excessive black smoke. It restores the engine’s factory-calibrated dynamic performance, fuel efficiency and emission compliance, featuring long service life and reliable operation, making it the optimal choice for equipment maintenance, repair and overhaul.

1. Basic Parameter Details

2. Compatible Engines & Applic-ations

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