Genuine 21636-3KA0A Automatic Transmission Oil Cooler Hose OEM

The Genuine 21636-3KA0A is an OEM automatic transmission (AT) oil cooler hose designed as a direct factory replacement for compatible Nissan and Infiniti vehicles. This hose is a critical component in the automatic transmission cooling circuit, responsible for routing transmission fluid between the transmission and the cooler to maintain safe operating temperatures and extend transmission life.

As a genuine OEM part, this hose is manufactured to the exact same specifications as the original component installed at the factory, ensuring a precise fit, correct routing, and long-term durability without the need for modifications during installation.

Key Features:

• Genuine OEM part — identical to factory-installed component
• Designed for automatic transmission (AT) cooling circuit
• Manufactured to OEM material and dimensional specifications
• Direct, no-modification replacement for compatible applications
• Resistant to transmission fluid, heat, and pressure over extended use
• Helps maintain proper transmission fluid temperature for reliable shifting and transmission longevity

Replacing a worn, cracked, or leaking AT cooling hose promptly helps prevent transmission overheating, fluid loss, and costly transmission damage. The Genuine 21636-3KA0A ensures your vehicle's cooling circuit is restored to factory performance standards.