TYC 19134 Automatic Transmission Oil Cooler

Automatic Transmission Oil Cooler for Lexus RX350

This TYC automatic transmission oil cooler is built for direct replacement use on select Lexus RX350 and RX350L applications. It features a crossflow core design with hose clamp inlet and outlet connections for a straightforward service replacement.

Key Features

• TYC Part Number 19134 automatic transmission oil cooler
• Crossflow core configuration for transmission fluid cooling
• Core dimensions: 12.40 in. length, 4.59 in. height, 1.26 in. thickness
• 0.39 in. inlet and outlet diameters with hose clamp fittings
• Direct-fit replacement for select Lexus RX350 and Lexus RX350L models
• Cross-reference: Lexus 32910-0E040 and Partslink LX4050109

Detailed Description

TYC 19134 is an automatic transmission oil cooler engineered for select 2016-2021 Lexus RX350 and 2018-2019 Lexus RX350L vehicles. The crossflow layout supports fluid cooling through a compact core package, while the hose clamp inlet and outlet fittings simplify connection to the vehicle’s transmission cooler lines. With a 12.40-inch core length, 4.59-inch core height, and 1.26-inch core thickness, this unit matches the listed application dimensions for service replacement. This part number 19134 is a practical choice when replacing a worn or damaged cooler on a Lexus RX350 or Lexus RX350L.

What It Helps Address

• Transmission fluid temperature concerns caused by a restricted or damaged cooler
• Leaks at the cooler body or hose connection points
• Reduced cooling performance from corrosion or internal blockage
• Service replacement needs after front-end or cooling-system damage

Installation Notes and Tips

Verify the vehicle’s cooler line routing, inlet and outlet diameter, and mounting space before installation. Confirm fitment for your specific Lexus RX350 or RX350L by matching the year range and connection style to the original unit. Inspect cooler lines and clamps for wear during replacement to help ensure a secure seal.

Quality Assurance

TYC manufactures replacement cooling components for OE-style service applications. This cooler cross-references Lexus 32910-0E040 and Partslink LX4050109 for the same application, supporting parts matching during repair planning.