Description

25620-D3000 WARMER A.T.F: Thermal Guide

Optimal Fluid Regulation | Tucson & Sportage DCT/Auto

The 25620-D3000 WARMER A.T.F is the essential engine component designed to restore the thermal integrity of your Hyundai or Kia gearbox. This unit ensures maximum heat exchange efficiency and superior structural integrity.

Vehicle Compatibility

  • Hyundai Tucson: 2016-2021 (TL)
  • Kia Sportage: 2017-2022 (QL)
  • Engine: 1.6T-GDI / 2.0L MPI
  • Transmission: DCT & Automatic
  • Part Number: 25620-D3000

25620-D3000 WARMER A.T.F Specs

  • Type: ATF Cooler/Warmer Unit
  • Material: High-Grade Brazed Aluminum
  • Core: Multi-Plate Heat Exchanger
  • Ports: 4-Port Fluid Interface
  • Standard: OE Precision Grade

Drivetrain Maintenance Benefits

Choosing the correct replacement part is vital for preventing the destructive cross-contamination of engine coolant and transmission oil. Using a premium 25620-D3000 WARMER A.T.F ensures that your gearbox remains protected from thermal spikes and internal wear. We strongly recommend browsing our Transmission Parts and Cooling System Components to ensure a complete and professional vehicle service.

Confirm Professional Fitment

To ensure this ATF warmer is the perfect fit for your specific vehicle, please contact us for professional verification using your chassis number.


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Note: Technical data for 25620-D3000 is for reference; verify your vehicle VIN to confirm compatibility.

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Questions and Answers

What is the primary function of this thermal assembly?

It facilitates a heat exchange between the engine coolant and the transmission fluid to ensure the ATF reaches and stays at the optimal operating temperature.\

Which vehicles utilize the 25620-D3000 WARMER A.T.F?
It is a standard fitment for the Hyundai Tucson (TL) and Kia Sportage (QL) models, typically paired with 1.6L Turbo and 2.0L MPI engines.
What are the symptoms of a failing transmission warmer?

Common signs include transmission fluid mixed with engine coolant (milky appearance), erratic gear shifting, or a transmission overheat warning light.

Is this component a direct replacement for the original part?
Absolutely. This unit is manufactured to meet exact OE dimensional and pressure-testing specifications for a professional, leak-free installation.
Why is temperature regulation critical for gearboxes?
Modern transmissions are highly sensitive to heat; this assembly prevents fluid breakdown, ensuring that internal clutches remain properly lubricated and cooled.

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