555 Engineering GR Corolla Transfer Case (AWD) Cooler

Price increase expected next year.

 Internal Track Testing

As Featured on SavageGeese

Keep your AWD System Cool

• Sits on the RH side of the car opposite of our GRC Engine Oil Cooler (and similar to 2025+ MY refresh).
• Minor cutting of wheel well liner required for cooler venting. 
• Includes anodized replacement air inlet, and carbon fiber block off plate just like our Oil Cooler.
• Includes Setrab Cooler, brackets, wiring, high quality fluid pump, and everything you need for installation.
• All hardware sourced and manufacturing done here in the USA.
• No impact to daily drivability, tested on road and track.
• More than 2X stock fluid capacity (~.5 quarts stock)

100+F Temperature reduction on track and during spirited driving. It does its job so well, it also cools the manual transmission.

Data backed, track vetted, and daily driven. 

Install Difficulty: 7/10, recommend intermediate mechanical aptitude or shop install 
Install Time: Full Day

Installation Instructions