Product Details
Product Overview
This high-quality fuel injector nozzle is a direct replacement for Isuzu diesel engines, designed to restore optimal fuel atomization and engine performance. Manufactured to ISO 9001:2000 and TS16949 standards, this nozzle is a reliable, cost-effective alternative to OEM parts. We serve a global B2B clientele, with consistent exports to North America, Europe, Asia-Pacific, the Middle East, and South America, ensuring fast and reliable shipping to industrial centers worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured from High-Speed Steel for superior durability and resistance to wear in high-pressure injection systems.
- Restored Performance: Ensures a precise fuel spray pattern, leading to improved combustion efficiency, increased power, and reduced fuel consumption.
- Direct Fitment: 100% brand-new component designed for a perfect, plug-and-play replacement for the original part, minimizing downtime.
- Rigorous Quality Control: Each nozzle is tested to meet strict ISO and TS16949 standards, guaranteeing consistent performance and long service life.
- Cost-Effective Solution: Provides a high-quality alternative to expensive OEM parts without compromising on reliability or performance.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | DLLA158SM028 |
| OEM Number | 105025-0280 |
| Type | Diesel Injector Nozzle |
| Material | High Speed Steel |
| Color | Silver |
| Condition | 100% Brand New |
| Quality Standard | ISO 9001:2000, TS16949 |
| Warranty | 6 Months |
| Packing | Standard Export Packing (Customizable) |
| MOQ | 12 Pcs |
OEM Cross-Reference
This nozzle is a direct replacement for the following OEM part numbers:
- OEM Number: 105025-0280
- Alternative Part Number: DLLA158SM028
- Cross Reference: Compatible with standard Isuzu injector assemblies requiring this nozzle specification.
Compatibility
- Engine Type: Isuzu Diesel Engines (4HK1, 6HK1, 4JJ1, and similar series)
- Application: Heavy-duty trucks, construction machinery, excavators, and industrial diesel generators.
- Note: Please verify your existing injector part number (DLLA158SM028) to ensure 100% compatibility with your specific engine model.
Global Supply & Distribution
We are a dedicated supplier of diesel engine components with a robust global logistics network. Our shipping partners include DHL, UPS, FEDEX, EMS, and TNT, ensuring fast and reliable delivery to major ports and industrial hubs worldwide. We serve key markets including:
- North America: USA, Canada, Mexico
- Europe: Germany, UK, France, Italy, Netherlands
- Asia-Pacific: Japan, South Korea, Australia, Singapore, China
- Middle East & Africa: UAE, Saudi Arabia, South Africa
- South America: Brazil, Argentina, Chile
We offer standard lead times of 3-7 days and can accommodate bulk orders with customized packaging upon request.
Quality Assurance
Every fuel nozzle is manufactured in a facility certified to ISO 9001:2000 and TS16949 automotive quality standards. Each unit undergoes rigorous testing for spray pattern, flow rate, and sealing pressure to ensure it meets or exceeds OEM specifications. We back our product with a 6-month warranty against manufacturing defects.
FAQ
Q1: How do I confirm this nozzle fits my Isuzu engine?
A: Please check the existing part number on your old injector nozzle. It should read “DLLA158SM028”. If it matches, this is a direct 1:1 replacement. Verify your engine model (e.g., 4HK1, 6HK1) is listed in our compatibility section.
Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. Ensure the injector body and seat are clean. Replace the copper washer and tighten the nozzle retaining nut to the manufacturer’s specified torque. Always test for leaks after installation.
Q3: What is the typical lifespan of this injector nozzle?
A: The lifespan depends on fuel quality and engine maintenance. Under normal operating conditions with clean, high-quality diesel, this nozzle can last for 80,000 to 120,000 km. Regular fuel filter changes are recommended to maximize its service life.
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
Isuzu Diesel Injector Nozzle DLLA158SM028 105025-0280 High Speed Steel Fuel Nozzle
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.