HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition DIH1 Engine Air Intake Heater
Part #: DIH1

Standard Ignition DIH1 Engine Air Intake Heater

18 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, Ram 2500 and Ram 3500
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Overview of Standard Ignition Engine Air Intake Heater DIH1

The Standard Ignition Engine Air Intake Heater DIH1 is designed specifically for Dodge Ram 2500 and Ram 3500 models. This 12-volt heater grid helps improve engine start-up performance in cold conditions by warming the incoming air.

  • Compatible with Dodge Ram 2500 and Ram 3500
  • 12-volt engine air intake heater grid
  • Includes two male stud terminals for secure connection
  • No connector included; designed for direct terminal attachment
  • Hardware not included

Product Features and Specifications

The DIH1 engine air intake heater features a heater grid element that operates on a 12-volt electrical system. It is equipped with two male stud terminals, allowing for a reliable electrical connection without the need for additional connectors. The absence of included hardware means installation requires compatible mounting components. This part is engineered to integrate seamlessly with the air and fuel delivery system of Dodge Ram 2500 and Ram 3500 trucks.

Function and Application

This engine air intake heater is used to warm the air entering the engine during cold starts, which can improve combustion efficiency and reduce engine wear. It is particularly useful in colder climates where low temperatures can affect engine performance.

  • Helps prevent cold start issues in Dodge Ram 2500 and Ram 3500
  • Reduces engine wear caused by cold air intake
  • Improves fuel combustion efficiency during engine warm-up
  • Supports smoother engine operation in low temperatures

Installation Notes and Tips

Installation of the Standard Ignition DIH1 requires attention to the electrical connections. Since the part includes two male stud terminals and no connectors, ensure compatible female connectors or terminal adapters are available. Hardware for mounting is not included, so appropriate fasteners should be sourced separately. Verify the 12-volt system compatibility before installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for durability and performance. While specific warranty details for the DIH1 are not provided here, Standard Ignition typically offers limited warranties covering defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.

BrandStandard Ignition
Part NumberDIH1
Connector GenderNo Connector
ContentsHeater Grid
Hardware IncludedNo
Terminal GenderMale
Terminal TypeStud
Voltage12

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005DodgeRam 25005.9LL6N/A
2005DodgeRam 35005.9LL6N/A
2004DodgeRam 25005.9LL6N/A
2004DodgeRam 35005.9LL6N/A
2003DodgeRam 25005.9LL6N/A
2003DodgeRam 35005.9LL6N/A
2002DodgeRam 25005.9LL6N/A
2002DodgeRam 35005.9LL6N/A
2001DodgeRam 25005.9LL6N/A
2001DodgeRam 35005.9LL6N/A
2000DodgeRam 25005.9LL6N/A
2000DodgeRam 35005.9LL6N/A
1999DodgeRam 25005.9LL6N/A
1999DodgeRam 35005.9LL6N/A
1998DodgeRam 25005.9LL6N/A
1998DodgeRam 35005.9LL6N/A
1994DodgeRam 25005.9LL6N/A
1994DodgeRam 35005.9LL6N/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:

1S122322-65000474669453-21607AIH101EAH7

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