Product Overview

This premium diesel fuel injector nozzle, identified by part numbers DLLA153PN152 and 105017-1520, is a direct replacement component designed specifically for the Isuzu D-Max and compatible diesel engine applications. Manufactured from high-speed steel in Shandong, China, this nozzle ensures precise fuel atomization for optimal combustion efficiency. We serve a global B2B clientele, with active distribution networks across North America, Europe, Southeast Asia, and the Middle East, ensuring reliable supply chains for workshops and parts distributors worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications (DLLA153PN152) for a perfect fit and seamless integration with your injection system.
• Superior Material: Constructed from high-speed steel, providing exceptional wear resistance and longevity under high-pressure injection conditions.
• Enhanced Fuel Economy: Optimized spray pattern promotes complete fuel combustion, reducing fuel consumption and lowering emissions.
• Reliable Performance: Rigorously tested for consistent flow rate and spray angle, ensuring stable engine idle, smooth acceleration, and maximum power output.
• Cost-Effective Solution: A high-quality aftermarket alternative to expensive OEM parts, backed by a 6-month warranty for peace of mind.

Technical Specifications

OEM Cross-Reference

This nozzle is a direct aftermarket replacement for the following original equipment numbers:

• DLLA153PN152 (Primary Nozzle Code)
• 105017-1520 (DENSO / Isuzu Nozzle Number)

Note: Always verify the physical dimensions and spray pattern of your existing nozzle against the DLLA153PN152 specification before purchasing.

Compatibility

• Vehicle Application: Isuzu D-Max (Diesel Models)
• Engine Type: 4JJ1, 4JK1, and other compatible Isuzu diesel engines utilizing the DLLA153PN152 nozzle specification.
• System: Common Rail Diesel Injection Systems (DENSO HP3/HP4 compatible).

Professional installation is recommended to ensure correct calibration and torque settings.

Global Supply & Distribution

We specialize in the international export of diesel engine components. Our logistics network ensures fast and reliable delivery to major industrial centers.

• Shipping Partners: DHL, TNT, UPS, EMS, FEDEX.
• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands), Asia-Pacific (Australia, Japan, Thailand), Middle East (UAE, Saudi Arabia).
• Delivery Time: 3-7 business days via express courier.
• Payment Terms: T/T, Western Union, PayPal, Trade Assurance.

Quality Assurance

• Manufacturing Standard: Produced in ISO-compliant facilities in Shandong, China.
• Testing: Each nozzle is inspected for flow rate, spray pattern, and hydraulic seal integrity before packaging.
• Warranty: 6-month warranty against manufacturing defects in material and workmanship.

FAQ

Q1: Is this nozzle a direct replacement for my Isuzu D-Max 4JJ1 engine?
A1: Yes, the DLLA153PN152 is a standard nozzle code used in many Isuzu 4JJ1 and 4JK1 engines. However, we recommend you physically compare the nozzle length and the spray angle (153 degrees) with your old part to ensure a perfect fit.

Q2: Do I need to replace all four nozzles at once, or can I replace just one?
A2: While a single defective nozzle can be replaced individually, we strongly recommend replacing all injector nozzles as a complete set (4 pieces) to maintain balanced fuel delivery, prevent uneven engine wear, and ensure optimal performance.

Q3: What is the correct installation procedure for this nozzle?
A3: Installation requires specialized tools. Clean the injector bore thoroughly. Lubricate the nozzle with clean diesel fuel. Install the nozzle and tighten the retaining nut to the manufacturer’s specified torque (consult your vehicle service manual). We recommend professional installation by a certified diesel mechanic to avoid damage.