Dorman 904-150 Fuel Injector Line - Supply

Dorman Fuel Injector Line 904-150

Dorman 904-150 is a replacement fuel injector line for specific Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 applications. It is built to match the original line’s fit and design for the fuel injection system on the listed vehicles.

Key Features

• Replacement fuel injector line for the supply side
• Steel construction with a silver or gray finish
• Female inlet and outlet fittings
• M14 x 1.5 metric coarse thread at both ends
• 5.5 in. overall length
• Rated for high-pressure fuel system service up to 29,000 PSI
• Designed for specific cylinder 1 and 8 supply applications

Detailed Description

This Dorman fuel injector line, part number 904-150, is engineered as a direct replacement for the original injector line used on select 2004-2005 Chevrolet Silverado 2500 HD and Silverado 3500 models, plus 2004-2005 GMC Sierra 2500 HD and 2005 GMC Sierra 3500 models. The steel line uses female M14 x 1.5 metric coarse fittings at both ends and is shaped to follow the OE routing and connection points for the specified supply-side application. It cross-references OE part number 97378825 for the same application.

For buyers searching for a 2004-2005 Chevrolet Silverado 2500 HD fuel injector line, a 2004-2005 Chevrolet Silverado 3500 injector supply line, or a 2005 GMC Sierra 3500 fuel injector line, Dorman 904-150 provides the correct fitment details for cylinder 1 and 8 supply service. The line’s steel construction and high-pressure rating support use in demanding diesel fuel injection systems where accurate sealing and routing are critical.

What It Helps Address

• Fuel leaks at a damaged injector line
• Hard starting caused by a compromised high-pressure supply line
• Loss of fuel pressure from cracked or corroded tubing
• Improper fit from a bent or mismatched replacement line
• Fuel system service needs on the specified Silverado and Sierra models

Installation Notes

Verify vehicle fitment by year, make, model, position, and cylinder application before installation. Confirm the M14 x 1.5 female connections match the original hardware and inspect adjacent fuel system components for wear, corrosion, or contamination before reassembly. Because this is a high-pressure fuel injector line, clean sealing surfaces and proper torque procedures are important for leak-free installation.

Quality Assurance

Dorman designs this replacement line to match the fit and design of the original fuel injector line on the listed vehicles. The part is built from steel for fuel system durability and is intended for direct replacement use on the confirmed applications.