HomeEmission Control > EGR and Related ComponentsDorman 904-311 EGR Cooler
Part #: 904-311

Dorman 904-311 EGR Cooler

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⚙️ 6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 2500 and Ram 3500
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Durable Stainless Steel EGR Cooler for Dodge Ram 2500 and 3500

The Dorman 904-311 Exhaust Gas Recirculation (EGR) Cooler is engineered specifically for Dodge Ram 2500 and Ram 3500 models. Constructed from stainless steel with a natural finish, this EGR cooler is designed to meet strict emission standards while providing reliable performance.

  • Material: High-quality stainless steel for corrosion resistance
  • Specific fitment for Dodge Ram 2500 and Ram 3500
  • Includes 2 gaskets, 4 hose clamps, 2 hoses, 2 bolts, and 4 nuts for complete installation
  • Flanged design with 1.75 inch inside port diameter and 1.25 inch outlet diameter
  • CARB certified with Executive Order Number D-740-2 for California compliance
  • Dimensions: 18.5 inches length, 4.5 inches height, 3.5 inches width

Product Details and Specifications

The Dorman 904-311 EGR Cooler is manufactured from durable stainless steel, ensuring long-lasting resistance to heat and corrosion. Its natural color finish maintains the integrity of the material without additional coatings. The cooler features a flanged design with an inside port diameter of 1.75 inches and an outlet diameter of 1.25 inches, optimized for efficient exhaust gas flow. This part is a specific fit for Dodge Ram 2500 and Ram 3500 trucks, ensuring proper installation and function. The package includes all necessary hardware such as gaskets, hose clamps, hoses, bolts, and nuts to facilitate a straightforward replacement process.

Purpose and Common Issues Addressed

  • Reduces exhaust gas temperatures to prevent engine overheating
  • Helps maintain proper EGR system function to reduce NOx emissions
  • Prevents clogging and damage caused by exhaust gas buildup
  • Addresses issues related to EGR cooler leaks or cracks
  • Supports compliance with emission regulations, including CARB standards

Installation Notes and Tips

Installation of the Dorman 904-311 EGR Cooler should be performed by a qualified technician familiar with Dodge Ram 2500 and 3500 exhaust systems. Ensure all old gaskets and seals are removed before fitting the new cooler. Use the included gaskets and hardware to secure the cooler properly, avoiding exhaust leaks. Verify hose connections and clamps are tight to maintain system integrity. Follow vehicle-specific service manual instructions for torque specifications and safety precautions.

Quality Assurance and Warranty

Dorman backs the 904-311 EGR Cooler with a limited warranty that covers defects in material and workmanship. This part meets California Air Resources Board (CARB) certification requirements, ensuring it complies with stringent emission control standards. The stainless steel construction and included installation components contribute to a reliable and durable replacement part for Dodge Ram 2500 and Ram 3500 trucks.

BrandDorman
Part Number904-311
CARB Executive Order NumberD-740-2
California Air Resources Board (CARB) CertifiedYes
ColorNatural
End 1 Inside Port Diameter1.75
FlangedYes
Gasket Or Seal IncludedYes
MaterialStainless Steel
Outlet Inside Diameter (in)1.25 in
Overall Height4.5
Overall Length18.5
Overall Width3.5
Package Contents1 EGR Cooler; 2 Gaskets; 4 Hose Clamps; 2 Hoses; 2 Bolts; 4 Nuts
Universal Or Specific FitSpecific

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009DodgeRam 25006.7LL6N/ATo Engine Serial No. 57879028
2009DodgeRam 35006.7LL6N/ATo Engine Serial No. 57879028
2008DodgeRam 25006.7LL6N/A
2008DodgeRam 35006.7LL6N/A
2007DodgeRam 25006.7LL6N/A
2007DodgeRam 35006.7LL6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4E-300368026996AADEK11ECK11EG1300EGR699

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.