Product Overview

This is a genuine, high-quality Diesel Fuel Injector Nozzle, part number DLLA141SM373. Engineered for precision and durability, it is designed to restore optimal fuel atomization and combustion efficiency in heavy-duty diesel engines. We supply this critical component to a global B2B market, including distributors, workshops, and fleet operators across North America, Europe, Asia-Pacific, and the Middle East, ensuring reliable performance for demanding industrial applications.

Key Features & Benefits

• Genuine Quality: Manufactured to exact OEM specifications, ensuring perfect fitment and reliable performance.
• Premium Steel Construction: Built from high-grade steel for exceptional wear resistance and longevity under high-pressure conditions.
• Precision Fuel Atomization: Delivers an optimal spray pattern for complete combustion, improving engine power and reducing emissions.
• Enhanced Engine Performance: Restores factory-level fuel efficiency and throttle response, minimizing downtime and operating costs.
• Long Service Life: Designed as a long-lasting replacement part, providing extended service intervals and reduced total cost of ownership.

Technical Specifications

OEM Cross-Reference

This genuine injector nozzle is supplied under the standard industry part number. It is a direct replacement for the following:

• DLLA141SM373 (Primary Part Number)

This part is interchangeable with nozzles bearing the identical DLLA141SM373 designation from other genuine and aftermarket suppliers.

Compatibility

This fuel injector nozzle is engineered for specific Isuzu diesel engines commonly found in heavy machinery.

• Compatible Engine Models: Isuzu 6BG1, Isuzu 6HK1.
• Vehicle Application: Primarily used in Excavators, Heavy-Duty Trucks, and other industrial equipment powered by the specified Isuzu engines.

Note: Always verify your engine’s model and existing part number before purchase to ensure compatibility.

Global Supply & Distribution

We are a trusted supplier in the global automotive parts network. Our logistics are optimized for international B2B trade, ensuring smooth and efficient delivery.

• Worldwide Shipping: We export to all major industrial markets, including the USA, Canada, Germany, UAE, Australia, and Japan.
• Fast Delivery to Hubs: Expedited shipping options are available to major ports and logistics centers in Rotterdam, Los Angeles, Singapore, Dubai, and Hamburg.
• Export Compliance: All shipments are prepared with complete commercial invoices, packing lists, and harmonized system (HS) codes to ensure smooth customs clearance worldwide.
• Bulk & Wholesale Support: Dedicated support for large quantity orders, with consolidated shipping for cost efficiency.

Quality Assurance

Every part meets stringent quality control standards to guarantee performance and reliability for our B2B clients.

• Manufacturing Standard: Produced using precision tooling and processes to match original equipment dimensions and tolerances.
• Rigorous Testing: Components undergo functional testing to verify spray pattern, leak integrity, and flow rate.
• Warranty: Backed by a 3-month warranty from the date of delivery, covering defects in material and workmanship.
• Post-Warranty Support: Access to video technical support for installation guidance and troubleshooting assistance.

FAQ

Q1: How do I confirm this nozzle is the correct replacement for my Isuzu engine?
A1: The surest method is to cross-reference the part number stamped on your current injector nozzle. This part replaces nozzles marked DLLA141SM373. Also, verify your engine’s model code (e.g., 6BG1 or 6HK1) against the compatibility list above.

Q2: What are the signs that my fuel injector nozzle needs replacement?
A2: Common symptoms include hard starting, rough idle, excessive black or white smoke from the exhaust, loss of engine power, poor fuel economy, and increased engine noise. These indicate poor fuel atomization due to a worn or clogged nozzle.

Q3: Do you provide technical support for installation?
A3: Yes. We offer video technical support to assist professional mechanics with installation procedures. This ensures the nozzle is correctly installed, calibrated, and torqued to specification for optimal performance and longevity.

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 .