Dorman 904-311 EGR Cooler

Dorman 904-311 EGR Cooler for Ram Diesel

Dorman 904-311 is a specific-fit exhaust gas recirculation (EGR) cooler for select Dodge Ram 2500 and Ram 3500 diesel applications. It updates the original cooler design with spiral tubes that are engineered to transfer heat efficiently while reducing the clogging issues associated with fin-style OE units.

Key Features

• Specific-fit EGR cooler for select Dodge Ram 2500 and Ram 3500 models
• Stainless steel construction with a natural finish
• Spiral-tube internal design to improve cooling efficiency and reduce clogging
• Flanged design with gasket/seal included
• CARB certified with Executive Order D-740-2
• Includes hoses, clamps, bolts, nuts, and gaskets as listed in the package contents

Detailed Description

This Dorman OE FIX EGR cooler is built to replace the original cooler on select 2007-2009 Dodge Ram diesel trucks, including 2007-2008 Ram 2500, 2007-2008 Ram 3500, and 2009 Ram 2500 and Ram 3500 models built to engine serial no. 57879028. The part number 904-311 is designed around the vehicle-specific fitment and uses stainless steel construction for durability in emission control service. This part cross-references Standard Ignition ECK11 and Cardone Reman 4E-3003 for the same application.

For buyers searching for a 2007-2009 Dodge Ram 2500 EGR cooler, 2007-2008 Dodge Ram 3500 exhaust gas recirculation cooler, or a 2009 Ram 3500 EGR cooler to engine serial no. 57879028, this unit provides a direct-fit replacement with updated internal flow design. The Dorman 904-311 is also CARB certified, making it a relevant choice for emissions-related repairs where California compliance is required.

Common Problems This Part Addresses

• Restricted exhaust gas flow caused by clogged cooler passages
• Loss of EGR cooling efficiency from a deteriorated original cooler
• Emissions-related fault codes tied to EGR cooler performance
• Coolant or exhaust leakage at the cooler assembly
• Fitment issues when replacing a failed OE cooler on specific Ram diesel trucks

Installation Notes and Tips

Verify engine serial number before ordering, especially on 2009 Dodge Ram 2500 and Ram 3500 applications that are listed only to engine serial no. 57879028. Confirm flange alignment, port diameters, and hose routing against the original unit before installation. Replace the included gaskets and inspect mating surfaces for carbon buildup or corrosion so the new cooler seals correctly.

Quality Assurance

Dorman OE FIX parts are engineered to revise known OE design weaknesses while maintaining vehicle-specific fitment. This EGR cooler is CARB certified under Executive Order D-740-2 and is built for emission control service on the listed Ram applications.