TYC 19121 Automatic Transmission Oil Cooler

Automatic Transmission Oil Cooler for Toyota Highlander

This TYC automatic transmission oil cooler helps manage transmission fluid temperature in 2011-2013 Toyota Highlander models built in the USA. It is a direct-fit cooling component for the automatic transmission system, with crossflow construction and hose clamp inlet and outlet connections for straightforward replacement.

Key Features

• TYC Part Number 19121
• Automatic transmission oil cooler for Toyota Highlander applications
• Crossflow core configuration for fluid cooling efficiency
• Core dimensions: 3.60 in. height, 12.99 in. length, 1.97 in. thickness
• 0.39 in. inlet and outlet diameters
• Hose clamp inlet and outlet fitting design
• Direct replacement for Toyota 32920-0E040
• Partslink reference: TO4050116

Detailed Description

TYC 19121 is an automatic transmission oil cooler built for 2011-2013 Toyota Highlander models with USA-built fitment. The crossflow core measures 3.60 inches high, 12.99 inches long, and 1.97 inches thick, providing a compact cooling surface for transmission fluid routing. With 0.39-inch inlet and outlet diameters and hose clamp fitting designs, this cooler matches the connection style used in the listed application. TYC 19121 cross-references Toyota 32920-0E040 and Partslink TO4050116 for the same application.

What It Helps Address

• Transmission fluid overheating during normal driving or stop-and-go traffic
• Heat buildup that can contribute to harsh shifting
• Cooling system replacement needs on a Toyota Highlander automatic transmission setup
• Leak-related service when the original cooler is damaged or worn
• Restoration of proper transmission fluid cooling performance

Installation Notes and Tips

Fits 2011-2013 Toyota Highlander, N/A, USA BUILT. Confirm the vehicle is USA built before ordering, and verify inlet and outlet sizing against the original cooler. Inspect hose condition and clamp fitment during installation to help ensure a secure connection and proper fluid flow. Always follow the vehicle service procedure for transmission fluid handling and system bleeding after replacement.

Quality Assurance

TYC manufactures replacement cooling components for OE-style service applications. This part is referenced to Toyota 32920-0E040 and Partslink TO4050116 for the listed vehicle application.