Dorman 904-300 | Engine Air Intake Heater Relay

Part Number
Intake Heater Relay

Fits: 08-10 Dodge Ram 2500, 08-10 Dodge Ram 3500, 08-10 Dodge Ram 4500, 08-10 Dodge Ram 5500, 11-18 Ram 2500, 11-18 Ram 3500, 11-17 Ram 4500, 11-17 Ram 5500

In stock
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Estimated Ship Date: 1 Business Day or Less

This engine air intake heater relay is designed to match the fit and function of the original relay on specified vehicles, and is engineered for durability and reliable performance.

BRAND: Dorman - OE Solutions


  • Ideal solution - this relay is a reliable replacement for an original part that is damaged or has failed due to fatigue
  • Dodge 2010-08, Ram 2018-11
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Engine, Air, Intake, Heater, Relay, Relays, Heaters, Intakes, Engines
  • Direct replacement - this engine air intake heater relay is designed to match the fit and function of the original relay on specified vehicles
  • Intake Heater Relay
  • Durable construction - this relay is made from quality components to ensure reliable performance and a long service life


Amperage Rating95
Mounting TypeBolt On
Package Contents1 Intake Heater Relay
Terminal Quantity4
Terminal TypeThreaded Post
Weather ResistantYes

L6 359CID 5.9L



  • Chrysler: 5187880AC
  • BWD: R7282


  • 2011-2018 Ram 2500 - Position: N/A
  • 2008-2010 Dodge Ram 2500 - Position: N/A
  • 2008-2010 Dodge Ram 4500 - Position: N/A
  • 2008-2010 Dodge Ram 5500 - Position: N/A
  • 2008-2010 Dodge Ram 3500 - Position: N/A
  • 2011-2017 Ram 5500 - Position: N/A
  • 2011-2017 Ram 4500 - Position: N/A
  • 2011-2018 Ram 3500 - Position: N/A
Customer Questions
Can I use Dorman parts to replace OEM parts?
Yes, Dorman parts can often be used as replacements for OEM parts, but it is important to carefully compare specifications and ensure compatibility.
How do I install Dorman shift linkage bushing?
To install a Dorman shift linkage bushing, first locate the old bushing and remove it if necessary. Apply lubricant to the Dorman bushing and slide it onto the shift linkage, tapping it into place with a soft tool until fully seated. Check the alignment and function of the shift linkage after installation.
Where is Dorman manufactured?
Dorman is a global automotive parts supplier with manufacturing facilities in the United States, Mexico, Canada, China, and India. Its headquarters and largest manufacturing facility are located in Colmar, Pennsylvania, USA.
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