Product Overview

This premium diesel fuel injector nozzle assembly, featuring part numbers DLLA148SM344 and DLLA141SM373, is engineered for precision fuel delivery in a wide range of diesel engines. Manufactured from high-speed steel with a corrosion-resistant silver finish, these nozzles are designed for reliable replacement and repair applications. Our products are shipped globally to major markets including North America, Europe, Asia-Pacific, the Middle East, and Africa, ensuring fast delivery to industrial centers and ports worldwide.

Key Features & Benefits

• Superior Material: Constructed from high-speed steel for exceptional durability and resistance to wear, ensuring a long service life under high-pressure conditions.
• Precision Engineering: Each nozzle is machined to exacting tolerances, providing optimal fuel atomization for improved combustion efficiency and reduced emissions.
• Direct Replacement: Designed as a direct OE replacement part, ensuring a perfect fit and seamless installation without modifications.
• High-Quality Assurance: Each unit undergoes rigorous quality control checks to guarantee performance and reliability, backed by a 6-month warranty.
• Versatile Compatibility: Suitable for a broad range of diesel engines, making it an ideal solution for workshops and fleet maintenance.

Technical Specifications

OEM Cross-Reference

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

• DLLA148SM344 (Primary Number)
• DLLA141SM373 (Alternative Number)

These numbers are commonly used in Bosch and other fuel injection systems. Please verify your existing part number for exact compatibility.

Compatibility

This nozzle is designed for use in a wide variety of diesel engines, including those found in:

• Passenger Cars: Suitable for many diesel car models requiring these specific nozzle types.
• Light Commercial Vehicles: Fits various light trucks and vans with compatible fuel injection systems.
• Industrial Engines: Applicable to stationary and agricultural diesel engines using Bosch-style injectors.

Note: Always confirm your engine model and existing injector code before purchase.

Global Supply & Distribution

We are a trusted supplier to the global B2B market, offering efficient logistics and competitive shipping solutions.

• Worldwide Shipping: Partnering with DHL, TNT, UPS, EMS, and FEDEX for fast, reliable delivery.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), and Africa.
• Fast Delivery: Standard dispatch within 3-7 days from our warehouse in Shandong, China, with expedited options available.
• Export Experience: We specialize in international trade, ensuring all documentation and packaging comply with global standards.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities with strict process control.
• Testing: Each nozzle is tested for spray pattern, opening pressure, and leak tightness before packaging.
• Warranty: We offer a 6-month warranty against manufacturing defects, providing peace of mind for your inventory.

FAQ

Q1: How do I verify if this nozzle fits my engine?

Please check the existing part number on your current injector nozzle. If it matches DLLA148SM344 or DLLA141SM373, this part is a direct fit. If you are unsure, provide us with your engine code or vehicle VIN for compatibility verification.

Q2: What is the recommended installation procedure?

Installation should be performed by a qualified technician. Ensure the injector bore is clean and free of debris. Lubricate the O-ring (if applicable) with clean engine oil. Tighten the nozzle retaining nut to the manufacturer’s specified torque setting to prevent leakage and ensure proper function.

Q3: How can I maintain the performance of these injector nozzles?

Use high-quality diesel fuel and replace your fuel filters at recommended intervals. Contaminated fuel is the primary cause of nozzle failure. For long-term storage, keep the nozzles in a dry, clean environment within their original packaging to prevent corrosion.