Dorman 904-951 Fuel Line

Dorman 904-951 Fuel Line for GM Return Hose Service

Dorman 904-951 is a standard replacement fuel line built to transfer fuel safely in demanding underhood and undercar conditions. It uses rubber construction with a black finish, a 69-inch length, and a female quick connector on one end for direct service on select GM fuel injector return hose applications.

Key Features

• Rubber fuel line construction for everyday replacement use
• 69-inch length with 3.2 mm inside diameter and 9.5 mm outside diameter
• Rated for up to 75 psi
• Black finish for a clean OE-style appearance
• Female quick connector on one end; no connector on the other end
• Standard replacement grade for fuel line service
• Not pressure rated for fuel injection

Detailed Description

This Dorman fuel line, part number 904-951, is made for fuel transfer service where a durable replacement hose is needed. The rubber and elastomer construction is intended to handle heat and exposure in engine-bay and undercar environments while maintaining a secure fuel path. It cross-references 12639000 for the same application. This part number 904-951 is a direct-fit style replacement for select Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Savana 2500, GMC Savana 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 HD fuel injector return hose applications.

Vehicle Fitment

• Fits 2010-2016 Chevrolet Express 2500, Fuel Injector Return Hose
• Fits 2010-2016 Chevrolet Express 3500, Fuel Injector Return Hose
• Fits 2011-2016 Chevrolet Silverado 2500 HD, Fuel Injector Return Hose
• Fits 2011-2016 Chevrolet Silverado 3500 HD, Fuel Injector Return Hose
• Fits 2010-2016 GMC Savana 2500, Fuel Injector Return Hose
• Fits 2010-2016 GMC Savana 3500, Fuel Injector Return Hose
• Fits 2011-2016 GMC Sierra 2500 HD, Fuel Injector Return Hose
• Fits 2011-2016 GMC Sierra 3500 HD, Fuel Injector Return Hose

What It Helps Address

• Cracked or deteriorated fuel return hose material
• Fuel seepage from an aging return line
• Connector mismatch at the fuel line end
• Heat-related hose wear in the engine compartment
• Service replacement for a damaged GM fuel injector return hose

Installation Notes and Tips

Verify the hose routing, connector style, length, and diameter before installation. This fuel line uses a female quick connector on one end and no connector on the other, so confirm the vehicle-side connection matches the application. Because this part is not pressure rated for fuel injection, use it only where the vehicle application calls for a fuel injector return hose.

Quality Assurance

Dorman replacement fuel system components are built for standard service use and application-specific fitment. This fuel line is engineered to provide a dependable replacement path for fuel transfer in the listed Chevrolet and GMC applications.