The Bosch Common Rail Fuel Pipe 0445224013 (also referenced as 5259689 and 4944990) is a genuine high-pressure fuel line engineered specifically for the Cummins ISF 3.8 diesel engine. Designed by Bosch, a global leader in diesel fuel systems, this pipe ensures safe and efficient delivery of fuel between the high-pressure pump and the common rail.
Precision-manufactured with corrosion-resistant materials and tight tolerance control, this fuel pipe delivers durable, leak-proof performance, even under extreme operating conditions. It’s an exact replacement part used in many commercial and industrial diesel applications, including buses, trucks, and off-road equipment powered by Cummins ISF 3.8 engines.
Product Features:
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Part Numbers: 0445224013 / 5259689 / 4944990
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Application: Cummins ISF 3.8L diesel engine
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Type: High-pressure common rail fuel pipe
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Brand: Bosch – OEM quality
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Material: Heavy-duty steel alloy, anti-corrosion coating
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High resistance to fuel pressure and temperature
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Leak-free connection with common rail and injector system
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Trusted for durability and long service life
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Easy to install with exact OEM fitment
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Contact:
Alex
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Email: alex@grockdiesel.com / xiaoliang8687@gmail.com











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