Product Overview

This high-quality DLLA18S418 S-Type Diesel Injector Nozzle (OEM Cross: 0 433 270 121 / 0433270121) is a 100% brand-new, precision-engineered component designed for optimal fuel atomization in diesel engines. Manufactured in Shandong, China, under strict ISO 9001:2000 and TS16949 standards, this nozzle is a critical replacement part for B2B buyers seeking reliable performance and durability. We serve a global client base, with fast shipping via DHL, UPS, FEDEX, EMS, and TNT to major industrial markets in North America, Europe, Asia-Pacific, and the Middle East.

Key Features & Benefits

• Precision Fuel Atomization: The S-Type design ensures fine fuel mist for improved combustion efficiency, reduced emissions, and enhanced engine power.
• Superior Durability: Constructed from high-speed steel to withstand extreme temperatures and pressures, ensuring a long service life.
• OEM Standard Fitment: Manufactured to exact OEM specifications (DLLA18S418) for a direct, hassle-free replacement without modifications.
• Rigorous Quality Control: Each nozzle undergoes strict testing per ISO 9001:2000 and TS16949 standards to guarantee consistent performance.
• Reliable Supply Chain: Low MOQ of 12 pieces with a fast 3-7 day delivery time, ideal for workshops, distributors, and fleet maintenance.

Technical Specifications

OEM Cross-Reference

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

• Bosch: 0 433 270 121, 0433270121
• Interchange: DLLA18S418, 18S418, 418

Compatibility

This DLLA18S418 nozzle is designed for use in a variety of diesel engines, particularly those requiring S-Type (pintle) nozzles. Common applications include:

• Industrial diesel engines
• Agricultural machinery and tractors
• Construction equipment (excavators, loaders)
• Medium-duty commercial vehicles

Note: For specific vehicle or engine model fitment, please verify your existing nozzle part number (DLLA18S418 or 0 433 270 121) before purchase.

Global Supply & Distribution

We are a dedicated supplier of diesel engine components with a robust global logistics network. Our shipping capabilities include:

• Shipping Partners: DHL, UPS, FEDEX, EMS, TNT for express delivery.
• Major Markets Served: North America, Europe, Southeast Asia, Middle East, Africa, and Latin America.
• Fast Delivery: Standard 3-7 day processing time, with expedited options available to major ports and industrial hubs.
• Export Experience: We specialize in B2B bulk orders and ensure proper documentation for international trade compliance.

Quality Assurance

• Certifications: ISO 9001:2000 and TS16949 certified manufacturing processes.
• Warranty: Backed by a comprehensive 3-year warranty against manufacturing defects.
• Testing: Each batch is tested for spray pattern, cracking pressure, and leakage to ensure optimal engine performance.

FAQ

Q1: How do I confirm this DLLA18S418 nozzle fits my engine?

A: Please cross-reference your existing nozzle’s part number. It should be stamped directly on the side of the old nozzle. This part is a direct OEM replacement for Bosch 0 433 270 121 and DLLA18S418. If your engine uses a different code (e.g., DN… or other DLLA… series), it is likely not compatible.

Q2: What is the installation procedure for this S-Type nozzle?

A: Installation should be performed by a qualified diesel technician. Key steps include: 1) Clean the injector body seating area thoroughly. 2) Install a new copper washer (if applicable). 3) Torque the nozzle retaining nut to the manufacturer’s specification (typically 60-80 Nm for similar nozzles, but verify with your engine manual). 4) Test for leaks after installation.

Q3: What maintenance is recommended for this nozzle to ensure longevity?

A: Use high-quality, clean diesel fuel and replace fuel filters regularly to prevent contamination. If you experience hard starting, black smoke, or rough idling, have the injectors tested professionally. This nozzle is a wear item and may require replacement every 2,000-4,000 hours of operation depending on fuel quality and engine load.

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 .