Product Details
Product Overview
This high-quality diesel fuel injector nozzle, model DLLA145P574 (also referenced as 0433171435), is a direct replacement part designed for a wide range of diesel engines. Manufactured to ISO 9001:2000 and TS16949 standards, this nozzle ensures precise fuel atomization, improved combustion efficiency, and reduced emissions. We are a leading supplier based in Shandong, China, serving a global B2B clientele with fast shipping to North America, Europe, Asia-Pacific, the Middle East, and South America.
Key Features & Benefits
- Precision Engineering: Manufactured from high-speed steel for exceptional durability and resistance to wear, ensuring a long service life.
- Optimal Fuel Atomization: Designed to deliver a fine fuel spray pattern, leading to more complete combustion, increased engine power, and lower fuel consumption.
- 100% Brand New: Guaranteed new part, not a remanufactured or refurbished unit, ensuring peak performance and reliability.
- Rigorous Quality Control: Each nozzle meets strict TS16949 standards and undergoes thorough testing to guarantee perfect fitment and function.
- Direct OEM Replacement: Engineered to match the exact specifications of the original part for a seamless, plug-and-play installation.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | DLLA145P574 |
| OEM Number | 0433171435 |
| Type | Diesel Injector Nozzle |
| Condition | 100% Brand New |
| Material | High Speed Steel |
| Color | Silver |
| Warranty | 6 Months |
| Quality Standard | ISO 9001:2000, TS16949 |
| MOQ | 12 Pieces |
| Packing | Standard Export Packing or Custom |
| Delivery Time | 3-7 Days |
OEM Cross-Reference
This injector nozzle is a direct replacement for the following OEM and reference numbers. Please verify your existing part number for fitment.
- Primary Part Number: DLLA145P574
- Bosch OEM: 0433171435
- Alternative Reference: 0432131694
Compatibility
This nozzle is designed for use in a wide array of diesel engines, including but not limited to:
- Engine Types: Heavy-duty diesel engines used in trucks, buses, agricultural tractors, construction machinery, and industrial generators.
- Common Applications: Suitable for engines requiring Bosch-style P-type injector nozzles with the DLLA145P574 specification.
- Note: This is a general diesel engine component. Please confirm compatibility with your specific engine model and injector body before purchase.
Global Supply & Distribution
We are an experienced exporter with a robust logistics network capable of delivering to major ports and industrial centers worldwide.
- Shipping Partners: DHL, UPS, FedEx, EMS, TNT for express delivery.
- Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), and South America (Brazil, Argentina).
- Delivery Speed: Standard lead time of 3-7 days for in-stock items.
- Trade Compliance: We adhere to all international trade regulations and can provide necessary documentation for customs clearance.
Quality Assurance
We are committed to providing only the highest quality parts to our B2B partners.
- Certifications: Our manufacturing process is certified to ISO 9001:2000 and TS16949 standards, ensuring consistent quality.
- Warranty: Every nozzle is backed by a 6-month warranty against manufacturing defects.
- Testing: Each part is inspected for dimensional accuracy, spray pattern, and sealing integrity before shipment.
FAQ
Q: How do I confirm if the DLLA145P574 nozzle fits my engine?
A: First, remove the existing injector nozzle from your engine. Locate the part number stamped on the side of the nozzle. If it matches DLLA145P574 or 0433171435, then this part is a direct replacement. If the number is different, please contact us with your engine model and injector details for cross-referencing.
Q: What is the installation procedure for this injector nozzle?
A: Installation should be performed by a qualified diesel mechanic. The process involves carefully removing the old nozzle, cleaning the injector body bore, installing the new nozzle with a new copper washer (if applicable), and tightening to the specified torque. It is critical to ensure no dirt enters the fuel system during installation.
Q: What is the typical lifespan of this nozzle, and what causes failure?
A: With proper maintenance and clean fuel, this nozzle can last for thousands of hours of operation. Common causes of failure include dirty fuel (contaminants), water in the fuel system, and overheating. Regular replacement of fuel filters is essential to maximize the lifespan of your injectors and nozzles.
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.
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Quick Inquiry
Bosch Compatible Fuel Injector Nozzle DLLA145P574 0433171435 for Diesel Engine
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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.