PT3739 Injector Pigtail Connector for 6.6L Duramax L5P Silverado 2500HD

EGR Performance PT3739 OEM Replacement Injector Pigtail

PT3739 Injector Connector for Silverado 3500HD 2017-2025

6.6L Duramax L5P Injector Pigtail Connector PT3739

PT3739 Pigtail Connector for Chevy Silverado 2500HD/3500HD

PT3739 Injector Pigtail Connector Replacement for 6.6L Duramax L5P Chevrolet Silverado 2500HD/3500HD (2017-2025)

$46.59

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100 in stock, ready to ship

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Details

Model	Engine	Year Range
Chevrolet Silverado 2500HD	6.6L Duramax L5P V8 Turbo Diesel	2017-2025
Chevrolet Silverado 3500HD	6.6L Duramax L5P V8 Turbo Diesel	2017-2025

The PT3739 Injector Pigtail Connector is a 1:1 OEM replacement designed specifically for 6.6L Duramax L5P Chevrolet Silverado 2500HD/3500HD (2017-2025), resolving injector circuit faults and ensuring seamless fit.

Shipping Details

Ontario CA / Springdale OH / Newark NJ

Package List

1 x PT3739 Injector Pigtail Connector (EGR Performance)
Solder connectors
Shrink connectors
Braided sleeving (for extra abrasion/heat protection)

Delivery Time

2-5 working days inland in the United States

Product details

Product Overview

The PT3739 Injector Pigtail Connector by EGR Performance is a direct, 1:1 OEM replacement kit for Chevrolet Silverado 2500HD/3500HD (2017-2025) equipped with the 6.6L Duramax L5P turbocharged diesel engine. No modifications are required—this connector matches OEM specifications perfectly, ensuring seamless fit and function to restore your truck’s injector system performance.Manufactured to meet and exceed Chevrolet OEM standards, it replaces aging, cracked, or corroded original pigtails, resolving common injector circuit fault codes and maintaining optimal engine efficiency for your heavy-duty Chevy truck.

Ideal For

Chevrolet Silverado 2500HD/3500HD owners (2017-2025) with 6.6L Duramax L5P engines
DIY enthusiasts seeking a direct, OEM-compatible replacement part
Mechanics needing a reliable solution for injector circuit fault repairs
Anyone experiencing injector-related fault codes (P0203, P0207, etc.)
Truck owners prioritizing durability and long-lasting performance in harsh engine environments

Core Advantages

1:1 OEM Fit & Compatibility: No modifications needed—directly replaces the original injector pigtail on 6.6L Duramax L5P Silverado 2500HD/3500HD (2017-2025), fully matching Chevrolet OEM specifications.
Fault Code Resolution: Fixes common injector circuit errors, including P0203 (Cylinder 3 Injector Circuit Malfunction) and P0207 (Cylinder 7 Injector Circuit Malfunction), restoring engine performance.
Heavy-Duty Durability: Dust and corrosion-resistant nylon housing (flame-retardant) blocks dust, moisture, and engine fluids; XLPE insulation withstands -60°C to 200°C extreme temperatures.
Superior Conductivity: High-strand count (0.16mm) copper core ensures low electrical impedance, high signal transmission, and flexible wiring for easy installation.
Easy Installation: 20.5-inch OEM-matching length (no cutting/extending), color-coded wires, and all necessary installation accessories included.
Cost-Effective & Reliable: Meets/exceeds OEM performance at a competitive price; backed by a 1-year warranty for peace of mind.

Technical Specifications

Brand: EGR Performance
Part Number: PT3739
Wire Length: 20.5 inches (matches OEM length)
Wire Insulation: Premium XLPE (Cross-Linked Polyethylene)
Temperature Range: -60°C to 200°C
Copper Core: Multiple 0.16mm fine strands (automotive industry standard)
Housing Material: Durable, flame-retardant nylon (dust/corrosion-resistant)
Warranty: 1 Year
Installation Instructions: Not Included

Why Choose This PT3739 Injector Pigtail Connector?

When your Chevrolet Silverado 2500HD/3500HD (2017-2025) with 6.6L Duramax L5P engine experiences injector circuit issues, you need a replacement that’s reliable, easy to install, and built to last—and the EGR Performance PT3739 is exactly that.

No guesswork: Direct OEM replacement, no modifications required.
Built for the engine bay: Withstands extreme temperatures, oil, wear, and moisture.
Perfect for DIY or professional use: Color-coded wires and included accessories simplify installation.
Trusted brand: EGR Performance delivers parts that meet/exceed OEM standards.
Peace of mind: 1-year warranty covers any manufacturing defects.
Cost-effective: Avoid expensive dealership repairs with a high-quality aftermarket replacement.

Complete Package Contents

1 x PT3739 Injector Pigtail Connector (EGR Performance)
Solder connectors
Shrink connectors
Braided sleeving (for extra abrasion/heat protection)
Note: Installation instructions are not included

Compatibility List (Full Details)

This PT3739 Injector Pigtail Connector is 100% compatible with the following vehicles:

Chevrolet Silverado 2500HD (2017-2025) – Equipped with 6.6L Duramax L5P V8 Turbocharged Diesel Engine
Chevrolet Silverado 3500HD (2017-2025) – Equipped with 6.6L Duramax L5P V8 Turbocharged Diesel Engine

This PT3739 Injector Pigtail Connector is 100% compatible with the following vehicles:

Chevrolet Silverado 2500HD (2017-2025) – Equipped with 6.6L Duramax L5P V8 Turbocharged Diesel Engine
Chevrolet Silverado 3500HD (2017-2025) – Equipped with 6.6L Duramax L5P V8 Turbocharged Diesel Engine

Dispatch Time: Orders will be shipped within 24 hours after successful payment.
Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
Return Window:7 days for unsatisfactory items45 days for quality-related issues
Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

Q1: Will the PT3739 Injector Pigtail Connector fit my 2020 Chevrolet Silverado 2500HD with 6.6L Duramax L5P engine?

A1: Yes! The PT3739 Injector Pigtail Connector is specifically designed for Chevrolet Silverado 2500HD/3500HD models from 2017 to 2025 with the 6.6L Duramax L5P V8 turbo diesel engine—your 2020 Silverado 2500HD is fully compatible, with no modifications needed.

Q2: Can this PT3739 connector fix the P0203 fault code on my Silverado 3500HD?

A2: Absolutely! The PT3739 Injector Pigtail Connector is engineered to resolve common injector circuit fault codes, including P0203 (Cylinder 3 Injector Circuit Malfunction) and P0207, caused by damaged or faulty original connectors.

Q3: Do I need to cut or extend wires to install the PT3739 Injector Pigtail?

A3: No. The PT3739 features a 20.5-inch wire length that perfectly matches the OEM length on 6.6L Duramax L5P Silverado 2500HD/3500HD (2017-2025), eliminating the need for cutting or extending wires.

Q4: Is the PT3739 connector the same as the OEM part for my Chevy Silverado?

A4: Yes! The PT3739 Injector Pigtail Connector is a 1:1 OEM replacement, identical in fit, function, and performance to the factory-installed connector. It meets and even exceeds Chevrolet OEM standards for durability and reliability.

Q5: What materials are used in the PT3739 Injector Pigtail Connector?

A5: The connector features a dust/corrosion-resistant, flame-retardant nylon housing and premium XLPE insulation (withstands -60°C to 200°C). The wires have a high-strand count 0.16mm copper core for superior conductivity and flexibility.

Q6: Does the PT3739 kit include installation instructions?

A6: No, installation instructions are not included with the PT3739 Injector Pigtail Connector kit. For assistance, please contact our customer service at service@egrperformance.com.

Q7: What is the warranty for the EGR Performance PT3739 connector?

A7: The PT3739 Injector Pigtail Connector comes with a 1-year warranty from EGR Performance, covering any manufacturing defects. For warranty claims, email service@egrperformance.com.

Q8: Can beginners install the PT3739 Injector Pigtail Connector?

A8: Yes! The kit includes all necessary installation accessories (solder connectors, shrink connectors, braided sleeving), and the color-coded wires match the OEM wiring—making installation quick and error-free, even for beginners.

Q9: Is the PT3739 compatible with other sellers’ OEM replacement products?

A9: Yes, the PT3739 Injector Pigtail Connector is fully interchangeable with other sellers’ identical OEM replacement pigtail connectors for 6.6L Duramax L5P Silverado 2500HD/3500HD (2017-2025).