Product Details
Product Overview
This premium Bosch-style common rail injector, model 0445120329 (also referenced as 5267035), is a high-performance diesel fuel injection component designed for Cummins and other heavy-duty diesel engines. Manufactured to OE specifications, this injector ensures precise fuel delivery, improved combustion efficiency, and reduced emissions. We serve a global B2B clientele with reliable shipping to industrial centers across North America, Europe, Asia-Pacific, the Middle East, and South America.
Key Features & Benefits
- Precision Engineering: Delivers exact fuel metering for optimal engine performance and fuel economy.
- Enhanced Durability: Constructed with hardened steel and advanced alloys to withstand extreme pressures and temperatures.
- Direct OE Replacement: 100% new part; no core return required. Designed for seamless fitment and plug-and-play installation.
- Emissions Compliant: Helps maintain low NOx and particulate matter levels, supporting compliance with Tier 4 and Euro standards.
- Rigorous Testing: Each injector is flow-tested and pressure-tested to ensure consistent spray patterns and leak-free operation.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 0445120329 |
| Alternate Part Number | 5267035 |
| Product Type | Common Rail Diesel Injector |
| Condition | New (100% Brand New) |
| OEM Number | 0445120329 (Bosch) |
| Color | Silver |
| Material | High-Grade Steel & Alloy |
| Operating Pressure | Up to 2,500 Bar |
| Warranty | 6 Months |
| MOQ | 2 Pieces |
| Single Package Size | 25 x 20 x 20 cm |
| Single Gross Weight | 1.000 kg |
OEM Cross-Reference
This injector is a direct replacement for the following OEM and reference numbers:
- Bosch: 0445120329
- Cummins: 5267035
- Other Compatible Refs: 0 445 120 329, 5267035RX
Note: Always verify your existing injector part number before ordering to ensure exact match.
Compatibility
- Engine Models: Cummins ISB, ISBe, QSB, and other common rail diesel engines utilizing Bosch CP3/CP4 fuel systems.
- Vehicle Applications: Dodge Ram 2500/3500 (6.7L Cummins), Freightliner, International, and various agricultural and industrial equipment.
- Year Range: Typically 2007–2018 (verify specific engine serial number).
Global Supply & Distribution
- Worldwide Shipping: We ship via DHL, UPS, FedEx, EMS, and TNT to ensure fast, trackable delivery.
- Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, Poland), Asia-Pacific (Australia, Japan, Korea), Middle East (UAE, Saudi Arabia), and South America (Brazil, Argentina).
- Fast Transit: Typical delivery time is 3–7 business days to major ports and industrial hubs.
- Export Expertise: Experienced in international trade documentation, customs clearance support, and bulk order logistics.
Quality Assurance
- Manufacturing Standards: Produced in ISO 9001 certified facilities with strict quality control.
- Testing: 100% flow bench tested for spray pattern, opening pressure, and back leakage.
- Warranty: 6-month warranty against manufacturing defects.
- Certifications: Parts meet or exceed OE specifications for performance and durability.
FAQ
Q1: Is this injector a direct fit for my Cummins 6.7L engine?
A: Yes, the 0445120329 / 5267035 injector is a standard OE replacement for many Cummins 6.7L ISB engines (2007–2018). However, we recommend checking your engine’s serial number and comparing the injector code to confirm compatibility, as some variants may require different calibration.
Q2: Do I need to replace the injector copper washers and o-rings during installation?
A: Yes, we strongly recommend replacing all sealing washers, o-rings, and hold-down bolts with new ones to prevent fuel leaks and ensure proper injector seating. These are not included with the injector and should be sourced separately.
Q3: What is the recommended maintenance schedule for these injectors?
A: Common rail injectors typically require inspection every 100,000 miles or 3,000 hours of operation. Key maintenance includes checking fuel filter condition, testing fuel pressure, and performing injector return flow tests to detect wear early. Always use high-quality diesel fuel and maintain a clean fuel system to maximize injector lifespan.
Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.
2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.
3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.
4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.
5. Scientific ERP system, easy and fast to locate the parts that customer needs.
6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.
Exhibition

Packing&Shipping

1. Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).
2. Once we get confirmation of payment, we will ship products in 2 days.
3. Our packaging is standard export wooden box or others as your requirement.
4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ
Q1. What is your company major products?
A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.
Q2.What is the MOQ?
A: Normally we can supply any quantity if we have in stock.
Q3. What is your payment term ?
A: We accept Western Union, T/T, Paypal.
Q4. What is the packing ?
A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.
Q5. When can you deliver products after payment ?
A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .
Q6. What can you do to complete order perfectly ?
A: In the beginning , We will communicate with clients in details to understand what they need .
Before packing , We will check the products and send photos to clients .After confirmation ,
We will packing products well to avoid damage . Once we get tracking number ,
We will send it to customer and keep contact in with clients .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.
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Quick Inquiry
Bosch 0445120329 Common Rail Diesel Injector 5267035 for Cummins Engines
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
- Add quantity, destination, and packing needs for a faster quote.
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Inquiry Desk
Send Inquiry
Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.