CUSCO 6A5 012 A Engine oil cooler for SUBARU WRX S4Water engine oil cooler A water cooled engine oil cooler system that is genuinely used in the engines of racing cars such as Super GT and turbo engine vehicles has been made into a kit. It corresponds to tuning engine vehicles with NA engine and supercharger added. Greatly cools down the engine oil temperature, which rises to about 130C during sports driving Reduces oil warming and friction during engine warm up A 7 stage core and 4000Kcal large