HomeBelts and Cooling > Radiators, Coolers and Related ComponentsTYC 19125 Automatic Transmission Oil Cooler
Part #: 19125

TYC 19125 Automatic Transmission Oil Cooler

⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, RX330 and RX350
🔄Easy Returns — Return within 60 days for a full refund
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Overview of TYC Automatic Transmission Oil Cooler 19125

The TYC 19125 automatic transmission oil cooler is designed specifically for Lexus RX330 and RX350 models. Engineered to maintain optimal transmission fluid temperature, this cooler helps protect your vehicle's transmission system under various driving conditions.

  • Core dimensions: 12.99 inches length, 3.60 inches height, 1.97 inches thickness
  • Crossflow design for efficient heat dissipation
  • Inlet and outlet diameters of 0.39 inches each
  • Hose clamp fitting design for secure and reliable connections

Technical Details and Design Features

The TYC 19125 automatic transmission oil cooler features a crossflow core configuration, which enhances the cooling efficiency by allowing transmission fluid to flow horizontally across the core. The core measures 12.99 inches in length, 3.60 inches in height, and 1.97 inches in thickness, providing a balanced surface area for heat exchange. Both the inlet and outlet ports have a diameter of 0.39 inches and utilize hose clamp fittings, ensuring a tight and leak-resistant connection to the transmission fluid lines. This design supports consistent fluid flow and effective temperature regulation for the Lexus RX330 and RX350 transmissions.

Compatible Vehicles and Applications

This automatic transmission oil cooler is compatible with the following Lexus models:

  • Lexus RX330
  • Lexus RX350

It is intended for use in maintaining proper transmission fluid temperature, which is critical for transmission longevity and performance.

Common Issues Addressed by the TYC 19125 Oil Cooler

  • Overheating of transmission fluid during heavy towing or extended driving
  • Transmission slipping caused by excessive fluid temperatures
  • Premature transmission wear due to inadequate cooling
  • Fluid degradation from sustained high temperatures
  • Reduced transmission efficiency in hot climates

Installation Notes and Tips

When installing the TYC 19125 automatic transmission oil cooler, ensure that the hose clamp fittings are securely tightened to prevent leaks. Verify that the cooler is mounted in a location with adequate airflow to maximize cooling performance. It is recommended to inspect transmission fluid lines for wear or damage during installation and replace any compromised components to maintain system integrity.

Quality Assurance and Warranty

TYC manufactures this automatic transmission oil cooler to meet or exceed OEM specifications for fit, form, and function. While specific warranty details are not provided, TYC products typically undergo rigorous quality control to ensure durability and reliable performance in Lexus RX330 and RX350 vehicles.

BrandTYC
Part Number19125
Core Height3.60
Core Length12.99
Core Thickness1.97
Flow ConfigurationCrossflow
Inlet Diameter0.39
Inlet Fitting DesignHose clamp
Outlet Diamter0.39
Outlet Fitting DesignHose clamp

This part fits 6 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2009LexusRX350Sport Utility3.5LV6N/Aw/ AIR DUCT w/ HOSE EXT. TOC
2008LexusRX350Sport Utility3.5LV6N/Aw/ AIR DUCT w/ HOSE EXT. TOC
2007LexusRX350Sport Utility3.5LV6N/Aw/ AIR DUCT w/ HOSE EXT. TOC
2006LexusRX330Sport Utility3.3LV6N/A
2005LexusRX330Sport Utility3.3LV6N/A
2004LexusRX330Sport Utility3.3LV6N/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:

32920-0E011

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