Product Specifications:
Engineered to endure the grueling daily cycles of regional cargo distribution and demanding construction site tasks, the 0445120054 is a premium aftermarket Common Rail Diesel Fuel Injector precisely calibrated for the robust Iveco Tector (3.9L) and Case F4AE series powerplants. Functioning as the essential fuel delivery core for versatile commercial workhorses like the Iveco EuroCargo (140-300 BHP) and various heavy machinery, this high-precision component perfectly restores factory-grade atomization and fuel economy. Upgrading a leaking or sluggish injector with this premium unit instantly cures erratic engine idling, drastically cuts down excessive black exhaust smoke under heavy payloads, and brings back the crucial low-end torque needed for hauling fully loaded freight or earthmoving. Built as a seamless mechanical drop-in, it guarantees true plug-and-play installation with zero complex ECU coding required, getting your commercial fleet back on the road without expensive dealership diagnostic delays.
📊 Part Number Cross Reference
(Data verified via global catalog search – Extensive Interchangeability)
| Manufacturer Ref (Bosch Style) | Original Equipment (Iveco / Case) |
| 0445120054 | 504091504 / 50 409 1504 |
| 0986435545 (Reman) | 2855491 / 2855 491 |
🚛 Fits Applications (Engine & Vehicle)
(Verified application list)
| Make | Model / Application | Engine Size | Year | Engine Code & Specs |
| Iveco | EuroCargo (Commercial Trucks) | 3.9 d | 2004-Up | F4AE3481C, F4AE3681 (140-300 BHP) |
| Case | Various Heavy Equipment | 3.9 d | Various | F4AE Series |
👨🔧 Tech Notes & Installation Guide
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💰 Why Replace the Full Set?
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The Risk: Leaving a worn or clogged injector in a hard-working commercial F4AE engine block causes massive fuel pressure imbalances across the rail. This inevitably leads to violent cabin vibrations at idle, rapid DPF soot accumulation, and a dangerous loss of highway merging power when the truck is fully loaded.
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The Fix: We strongly advise taking full advantage of our Volume Discounts to install a completely synchronized set of 4 or 6 units (depending on your specific block). This guarantees perfectly balanced cylinder combustion, returning your medium-duty truck to a whisper-quiet idle and recovering its maximum factory payload capacity.
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✅ Direct Replacement (No Coding Required):
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Rigorously flow-tested on advanced DCI calibration benches, this unit delivers true plug-and-play functionality. It requires zero IMA programming, bypassing expensive electronic diagnostic tools and slashing your mechanic’s workshop labor time.
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⚠️ Critical Cleaning Step:
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Commercial delivery truck and construction equipment fuel tanks accumulate heavy sludge and metallic micro-debris over time. You absolutely must thoroughly flush the entire high-pressure fuel rail and lines before installation. Always equip a brand-new 5-micron fuel filter to protect the precision internal nozzle from instant destruction.
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🔍 Explore More Heavy Duty Parts:
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⚖️ Legal Disclaimer
Part numbers, OE numbers, and brand names mentioned above are for reference and identification purposes only. This product is a compatible aftermarket replacement part and is NOT manufactured, sponsored, or affiliated with the original equipment manufacturers.
