Product Overview

This is a premium, original-equipment quality Denso fuel injector nozzle, part number DLLA155SM194 (also referenced as 105025-1940). Manufactured to exacting Japanese standards, this nozzle is engineered for precise fuel delivery and optimal engine performance. We specialize in the global supply of critical engine components, serving major industrial and automotive markets worldwide with reliable shipping and expert B2B support.

Key Features & Benefits

• Genuine Japanese Quality: Manufactured in Japan, ensuring superior materials, precise tolerances, and consistent performance.
• Enhanced Engine Performance: Delivers precise fuel atomization for improved combustion efficiency, power output, and fuel economy.
• Exceptional Durability: Built to withstand high-pressure diesel injection systems, offering extended service life and reliability.
• Direct OEM Replacement: Designed as an exact match for original specifications, guaranteeing perfect fitment and seamless operation.
• Reduced Emissions: Optimal spray pattern helps in achieving cleaner combustion, contributing to lower emission levels.

Technical Specifications

OEM Cross-Reference

This Denso fuel injector nozzle is a direct replacement for the following OEM part numbers:

• Denso: DLLA155SM194, 105025-1940

Note: Always verify part number compatibility with your specific engine model before purchase.

Compatibility

This nozzle is designed for use in various industrial and automotive diesel engines that specify the Denso DLLA155SM194 or 105025-1940 part number. It is commonly found in applications for machinery, generators, and commercial vehicles. Please consult your engine service manual or contact our technical support for precise application verification.

Global Supply & Distribution

We are a trusted global supplier for engine parts, equipped to serve B2B clients across all major markets. Our logistics network ensures efficient worldwide shipping to key industrial hubs.

• Primary Markets Served: North America, European Union, Asia-Pacific (including ASEAN), Middle East, and Africa.
• Efficient Logistics: We facilitate fast delivery to major ports and inland freight centers, supporting just-in-time inventory needs.
• Export Expertise: All shipments are handled with full international trade compliance, including proper documentation and harmonized system (HS) coding.
• Bulk & Wholesale: Competitive pricing available for large quantity orders, container loads, and established wholesale partnerships.

Quality Assurance

Every part in our inventory is sourced to meet the highest standards of quality and reliability.

• Manufacturing Standard: Produced to original Denso specifications in certified Japanese facilities.
• Verification: Each nozzle undergoes critical dimension checks to ensure it meets published specifications.
• Warranty: Backed by a standard warranty against manufacturing defects. Please inquire for specific warranty terms applicable to your region and order volume.
• Packaging: Supplied in protective packaging to prevent damage during transit and storage.

FAQ

Q1: How do I confirm this nozzle is compatible with my engine?
A1: The surest method is to cross-reference the part number physically stamped on your old injector nozzle. Match it against our primary part number DLLA155SM194 or the alternative 105025-1940. You can also provide your engine model and serial number to our support team for verification.

Q2: Is this a genuine Denso part or an aftermarket copy?
A2: This is a genuine, original-quality Denso fuel injector nozzle manufactured in Japan. It is not a lower-quality imitation or remanufactured part.

Q3: What precautions should be taken during installation?
A3: Fuel injector nozzles are precision components. Installation should be performed by a qualified technician in a clean environment. It is critical to use proper torque specifications and to ensure the fuel system is meticulously clean to prevent damage from contaminants. Always replace sealing washers or gaskets as required.

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 .