HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition DIH2 Engine Air Intake Heater
Part #: DIH2

Standard Ignition DIH2 Engine Air Intake Heater

21 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$637.34Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Dodge, D250, D350, W250, and W350
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition Engine Air Intake Heater DIH2

The Standard Ignition Engine Air Intake Heater DIH2 is designed specifically for Dodge D250, D350, W250, and W350 models. This engine air intake heater helps maintain optimal engine performance in cold conditions by warming the incoming air.

  • Compatible with Dodge D250, D350, W250, and W350 vehicles
  • Part number DIH2 for precise identification
  • Includes a heater grid for efficient air intake heating
  • Features one female terminal with wire lead terminal type
  • No connector included; designed for direct wiring

Product Features and Specifications

The DIH2 engine air intake heater from Standard Ignition is equipped with a single heater grid that warms the air entering the engine, improving cold start performance. It has one female terminal with a wire lead terminal type, allowing for straightforward electrical connection without a connector. This part is engineered to fit Dodge D250, D350, W250, and W350 models, ensuring compatibility and reliable operation.

Purpose and Applications

This engine air intake heater is used to address several cold-weather engine issues, including:

  • Improving cold start reliability in Dodge D250, D350, W250, and W350 trucks
  • Reducing engine hesitation caused by cold air intake
  • Preventing fuel condensation in the intake system
  • Enhancing overall engine efficiency during low temperatures
  • Supporting emissions control by stabilizing combustion

Installation Notes and Tips

Installation of the Standard Ignition DIH2 engine air intake heater requires basic electrical wiring skills. Since the part comes without a connector and includes a single female terminal with a wire lead, ensure proper insulation and secure connections to avoid electrical issues. Verify compatibility with your Dodge D250, D350, W250, or W350 before installation. Consult the vehicle’s service manual for detailed installation procedures.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The DIH2 engine air intake heater undergoes quality control testing to ensure durability and performance. Please refer to Standard Ignition’s warranty policy for coverage details related to this part number DIH2.

BrandStandard Ignition
Part NumberDIH2
Connector GenderNo Connector
ContentsHeater Grid
Terminal GenderFemale
Terminal TypeWire Lead

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1993DodgeD2505.9LL6N/A
1993DodgeD3505.9LL6N/A
1993DodgeW2505.9LL6N/A
1993DodgeW3505.9LL6N/A
1992DodgeD2505.9LL6N/A
1992DodgeD3505.9LL6N/A
1992DodgeW2505.9LL6N/A
1992DodgeW3505.9LL6N/A
1991DodgeD2505.9LL6N/A
1991DodgeD3505.9LL6N/A
1991DodgeW2505.9LL6N/A
1991DodgeW3505.9LL6N/A
1990DodgeD2505.9LL6N/A
1990DodgeD3505.9LL6N/A
1990DodgeW2505.9LL6N/A
1990DodgeW3505.9LL6N/A
1989DodgeD2505.9LL6N/A
1989DodgeD3505.9LL6N/A
1989DodgeW2505.9LL6N/A
1989DodgeW3505.9LL6N/A
1988DodgeD3505.9LV8N/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:

2-650013913348AIH102EAHC20004

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