Description
The CAT C15 Fuel Injector is a high-precision, heavy-duty injector engineered for exceptional performance, fuel efficiency, and durability in Caterpillar C15 engines. Designed to deliver consistent fuel atomisation under extreme operating conditions, this injector ensures optimal combustion, improved power output, and reduced emissions.
Whether you’re maintaining a long-haul truck, earthmoving machine, generator set, or industrial power unit, this injector provides OEM-grade reliability with long life and consistent performance.
⭐ Key Features
✔ OEM-Grade Precision
Built to meet or exceed Caterpillar specifications, ensuring perfect fitment and reliable performance for all C15 engine configurations.
✔ High Fuel Atomisation Efficiency
Advanced internal components provide precise fuel delivery for improved engine responsiveness, reduced smoke, and cleaner combustion.
✔ Durable High-Pressure Construction
Designed for demanding environments including mining, construction, logistics, agriculture, and marine operations.
✔ Improved Engine Performance
Restores lost power, fuel economy, and smooth engine operation caused by worn or failing injectors.
✔ Reman / New Options Available
Choose between:
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New OEM
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Premium Aftermarket
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Remanufactured (10R Series)
🔧 Compatible Engine Models
The CAT C15 Fuel Injector is suitable for the following Caterpillar engines:
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CAT C15
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CAT 3406E
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CAT C15 ACERT (specific part numbers)
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Certain C16 / C18 cross-compatible variants (depending on injector code)
Common injector families for C15 include:
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10R0955 (55s)
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10R0957 (57s)
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10R0958 (58s)
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10R0959 (59s)
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10R1273 (Acert 73s)
(Specify your part number when ordering for correct match.)
📦 Technical Specifications
| Specification | Details |
|---|---|
| Fuel System Type | Mechanical / Electronic Unit Injector (EUI / HEUI depending on model) |
| Operating Pressure | Extremely high pressure for precise injection |
| Flow Rate | Varies by injector code (55/57/58/59/73) |
| Installation Position | Cylinder head—one injector per cylinder |
| Build Material | High-grade steel with hardened internal components |
| Engine Compatibility | On-road trucks, earthmoving machines, stationary engines |
🔍 Symptoms of a Faulty C15 Injector
Replace your injectors if you experience:
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Hard starting or no-start condition
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Excessive white/black smoke
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Misfires or rough idling
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Poor fuel economy
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Loss of power under load
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High EGT or overheating
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Fuel dilution in oil
📘 Why Choose This Injector?
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Trusted by fleet owners, workshops, and plant maintenance teams
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Designed for long service intervals
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Excellent cost-to-performance ratio
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Backed by testing and quality-control processes
Perfect for use in:
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Trucking fleets
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Mining haul trucks
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Excavators & bulldozers
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Generators & industrial engines
🛠 Installation & Service Notes
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Always replace injector seals and O-rings
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Perform calibration / trim code programming where required
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Flush fuel system before installation
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Recommended to replace injectors as a full set for balanced performance
We can provide trim codes, installation guides, and torque settings upon request.
💰 Pricing & Availability (Request Quote)
Available in:
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New OEM
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Premium Aftermarket
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CAT-Spec Remanufactured (10R Series)
Request a quote by providing:
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Engine Serial Number (ESN)
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Injector Part Number (10Rxxxx)
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Quantity required
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Application (truck / machine / generator)
Bulk order discounts available.
📞 Order Your CAT C15 Fuel Injector Today
For pricing, lead times, stock availability, or technical support, contact us with your injector part number and engine details.
We supply nationwide across South Africa.
