Product Overview

This high-performance Diesel Fuel Injector Nozzle DLLA145S507 (0433 271 231) is a premium replacement component designed for demanding diesel engine applications. Manufactured to exacting OEM standards, this nozzle ensures precise fuel atomization and optimal combustion efficiency. We are a global supplier with extensive export experience, serving major markets across North America, Europe, Asia-Pacific, the Middle East, and South America. Our logistics network guarantees fast and reliable shipping to major ports and industrial hubs worldwide.

Key Features & Benefits

• Precision Fuel Delivery: Engineered with high-speed steel for exceptional durability and resistance to wear, ensuring consistent fuel spray patterns over extended service intervals.
• Enhanced Engine Performance: Restores original engine power and torque by providing the correct fuel injection timing and atomization, reducing smoke emissions and improving fuel economy.
• Rigorous Quality Control: Every nozzle undergoes strict testing for flow rate, spray pattern, and sealing integrity to guarantee 100% performance reliability.
• Direct Fit Replacement: Manufactured to match the exact dimensions and specifications of the original Bosch-style part, ensuring a hassle-free installation without modifications.
• Cost-Effective Solution: A high-quality alternative to expensive OEM parts, offering a 4-month warranty and a low minimum order quantity (MOQ) of 48 pieces for commercial buyers.

Technical Specifications

OEM Cross-Reference

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

• Bosch OEM: 0433 271 231
• Bosch Standard Nozzle: DLLA145S507

Note: This part is designed to meet the specifications of the original Bosch DLLA145S507 nozzle. It is not an OEM Bosch part but a high-quality aftermarket alternative.

Compatibility

This nozzle is designed for use in diesel engine trucks and heavy-duty commercial vehicles that utilize Bosch-style fuel injection systems. It is commonly applied in:

• Engine Types: Inline and V-type diesel engines requiring a DLLA145S507 nozzle specification.
• Vehicle Applications: Long-haul trucks, construction machinery, and agricultural equipment.

For specific engine model fitment (e.g., Cummins, Caterpillar, or specific truck brands), please verify your existing nozzle part number (0433 271 231 or DLLA145S507) for exact compatibility.

Global Supply & Distribution

We are a dedicated B2B supplier with a robust global supply chain. Our capabilities include:

• Worldwide Shipping: We ship via air and sea freight to all major international destinations.
• Key Markets: We have a strong presence in the USA, Canada, Germany, UK, UAE, Saudi Arabia, Australia, and Southeast Asia.
• Fast Delivery: Standard shipping to major ports (e.g., Rotterdam, Los Angeles, Shanghai, Jebel Ali) is typically 7-15 business days.
• Export Compliance: We handle all international trade documentation and customs clearance procedures for a smooth transaction.

Quality Assurance

• Manufacturing Standards: Produced in a modern ISO-compliant facility using precision CNC machining.
• Testing: Each batch is tested for hydraulic performance, spray pattern, and leakage to ensure it meets OEM performance levels.
• Warranty: We offer a 4-month warranty against manufacturing defects, providing peace of mind for your operations.

FAQ

Q1: Is this nozzle a direct fit for my Bosch DLLA145S507 injector?
A1: Yes, this nozzle is a direct mechanical replacement. It matches the exact dimensions, needle lift, and spray angle of the original Bosch DLLA145S507 standard nozzle. You can install it without any modifications to your existing injector body.

Q2: What is the recommended installation procedure?
A2: Installation should be performed by a qualified diesel technician. The nozzle must be installed in a clean environment to prevent contamination. Use a torque wrench to tighten the retaining nut to the manufacturer’s specified torque. After installation, the injection system should be bled of air before starting the engine.

Q3: How does this part improve engine performance compared to a worn nozzle?
A3: A worn nozzle causes poor fuel atomization, leading to incomplete combustion, black smoke, and loss of power. This new nozzle restores the precise spray pattern, which improves fuel-air mixing. The result is increased horsepower, better fuel efficiency, and reduced exhaust emissions.

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 .