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Dorman 903-003 Exhaust Gas Recirculation (EGR) Cooler ClampOE Quality 60-Day Returns
Part #: 903-003

Dorman 903-003 Exhaust Gas Recirculation (EGR) Cooler Clamp

30 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Dodge and Ram, 2500, 3500, Ram 2500, and Ram 3500
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Not what you need? See all Exhaust Gas Recirculation (EGR) Cooler Clamp options

Dorman EGR Cooler Clamp for Ram Diesel Service

Dorman 903-003 is an exhaust gas recirculation (EGR) cooler clamp built to match the original clamp fit on specified Ram trucks. It is made from stainless steel for dependable service life and is recommended during EGR cooler service on Ram 2500 and Ram 3500 applications.

  • V-band clamp design for secure EGR cooler attachment
  • Stainless steel construction for corrosion resistance and long-term durability
  • Standard replacement grade for OE-style fit and function
  • Smooth silver finish
  • Maximum diameter: 1.97 in
  • Hex nut type with 6 mm thread diameter and 50 mm thread length

Detailed Product Overview

This Dorman EGR cooler clamp is engineered as a direct-fit replacement for the original clamp used on select Ram diesel trucks. Part number 903-003 is designed for service work where the EGR cooler is removed or serviced, helping restore a proper seal at the connection point. It cross-references Mopar 68450852AA for the same application. Compatible With 2011-2021 Ram 2500 and 2011-2021 Ram 3500, as well as 2007-2010 Dodge Ram 2500 and 2007-2010 Dodge Ram 3500.

Common Problems This Part Can Address

  • Loose or damaged EGR cooler clamp retention
  • Exhaust leakage at the EGR cooler joint
  • Corrosion on the original clamp hardware
  • Improper sealing after EGR cooler service
  • Fitment issues caused by worn OE clamp components

Installation Notes and Tips

Install this clamp during EGR cooler service and verify the mating surfaces are clean before assembly. Confirm the clamp seats evenly around the joint and tighten to the vehicle service specification. Always compare the original hardware dimensions and connection style before installation to confirm application match for your Ram 2500, Ram 3500, or Dodge Ram 2500 and Ram 3500.

Quality Assurance

Dorman designs replacement hardware to match original fit and function on specified vehicles. Part 903-003 uses stainless steel construction and OE-style dimensions to support reliable service in EGR cooler applications.

BrandDorman
Part Number903-003
Clamp DesignV-band clamp
ColorPlateado
ColorSilver
Contenidos del paqueteAbrazadera
Diámetro de la rosca6mm
Diámetro máximo (in)1.97 in
Diseño de la abrazaderaGrampa de banda en v
FinishSmooth
FinishSuave
Grado del artículoReemplazo estándar
Item GradeStandard
MaterialAcero
MaterialSteel
Maximum Diameter (In)1.97 in
Nut TypeHex
Nut TypeHexagonal
Package ContentsClamp
Performance RatedNo
Performance RatedNon
Thread Diameter6 mm
Thread Length50 mm
Thread Length50mm

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021Ram25006.7LL6N/A
2021Ram35006.7LL6N/A
2020Ram25006.7LL6N/A
2020Ram35006.7LL6N/A
2019Ram25006.7LL6N/A
2019Ram35006.7LL6N/A
2018Ram25006.7LL6N/A
2018Ram35006.7LL6N/A
2017Ram25006.7LL6N/A
2017Ram35006.7LL6N/A
2016Ram25006.7LL6N/A
2016Ram35006.7LL6N/A
2015Ram25006.7LL6N/A
2015Ram35006.7LL6N/A
2014Ram25006.7LL6N/A
2014Ram35006.7LL6N/A
2013Ram25006.7LL6N/A
2013Ram35006.7LL6N/A
2012Ram25006.7LL6N/A
2012Ram35006.7LL6N/A
2011Ram25006.7LL6N/A
2011Ram35006.7LL6N/A
2010DodgeRam 25006.7LL6N/A
2010DodgeRam 35006.7LL6N/A
2009DodgeRam 25006.7LL6N/A
2009DodgeRam 35006.7LL6N/A
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:

68450852AA

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