Mishimoto 06-07 Subaru WRX/06-07 WRX STi Oil Cooler KitKeep your Hawkeye cool on the street or track with the all new Mishimoto direct fit oil cooler kit. A high horsepower Subaru needs a reliable and efficient means of reducing and maintaining proper oil temperatures. High engine temperatures can result in rapid oil degradation and potential engine damage. The Mishimoto oil cooler kit features a large 19 row oil cooler mounted behind the front bumper and grill for optimum airflow and cooling efficiency.