Product Details
Product Overview
This high-precision 1050154370 Injector Nozzle (DLLA158S325N437) is a direct replacement for Mitsubishi 8DC9 diesel engines. Engineered for optimal fuel atomization and combustion efficiency, this nozzle is manufactured to meet or exceed OEM specifications. We provide global shipping from our Shandong, China distribution hub to major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, ensuring fast and reliable delivery for B2B clients.
Key Features & Benefits
- Precision Fuel Atomization: The DLLA158S325 design ensures a fine fuel spray pattern for complete combustion, maximizing engine power output and fuel economy.
- High-Speed Steel Construction: Manufactured from durable high-speed steel for exceptional resistance to wear, corrosion, and high-temperature stress, guaranteeing a long service life.
- Strict OEM Compliance: Direct replacement for Mitsubishi part numbers 105015-4370 and DLLA158S325N437, ensuring a perfect fit and seamless installation.
- Reliable Engine Performance: Reduces harmful emissions and prevents issues like rough idling, black smoke, and poor acceleration.
- Rigorous Quality Control: Each nozzle is tested for flow rate, spray pattern, and sealing pressure before shipment.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 105015-4370 / 1050154370 |
| Nozzle Model | DLLA158S325N437 |
| Fuel Type | Diesel |
| Material | High Speed Steel |
| Weight | 0.065 kg (Single Item) |
| Application | Diesel Fuel Injection System |
| Condition | New |
| Packing | Neutral / WX Packing |
OEM Cross-Reference
This injector nozzle is a direct replacement for the following OEM and reference numbers:
- Mitsubishi: 105015-4370, 1050154370
- Nozzle Code: DLLA158S325N437
Compatibility
- Engine Model: Mitsubishi 8DC9
- Vehicle Application: Suitable for heavy-duty diesel engines used in trucks, buses, construction machinery, and industrial equipment powered by the 8DC9 engine.
- Fitment Note: Please verify your engine’s specific nozzle code (DLLA158S325N437) before purchasing to ensure correct compatibility.
Global Supply & Distribution
We are a dedicated exporter of diesel engine components, offering efficient logistics solutions to B2B partners worldwide. Our stock ensures rapid dispatch to major ports and industrial centers.
- Shipping: Fast delivery via air, sea, or express courier (DHL, FedEx, UPS, TNT).
- Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, Poland), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), Africa (Nigeria, South Africa), and South America (Brazil, Chile).
- Export Experience: Proven track record in international trade compliance and documentation.
Quality Assurance
- Manufacturing Standard: Produced in ISO-certified facilities with strict quality control procedures.
- Warranty: 4 months warranty against manufacturing defects.
- Testing: Each nozzle undergoes rigorous testing for spray pattern, opening pressure, and leakage to ensure flawless performance.
FAQ
Q1: Is this nozzle a direct fit for my Mitsubishi 8DC9 engine?
A: Yes, this part is designed as a direct replacement for the Mitsubishi 8DC9 engine. It matches the OEM specification DLLA158S325N437. However, we always recommend cross-referencing your existing nozzle’s part number to confirm compatibility.
Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. The nozzle must be cleaned thoroughly, and the sealing washer should be replaced. Tighten the injector retaining nut to the manufacturer’s specified torque to prevent fuel leaks and ensure proper spray angle.
Q3: How should I store these nozzles before installation?
A: Store in a clean, dry environment within the original packaging to prevent contamination. Keep them away from moisture and extreme temperatures to protect the precision-ground surfaces from corrosion or damage.
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
Mitsubishi 8DC9 Injector Nozzle DLLA158S325N437 105015-4370 Diesel Fuel Injection
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.