The Nissens Automatic Transmission Oil Cooler - 90657 is a high-quality aftermarket product designed to cool the transmission fluid in automatic transmission systems. It is made from durable materials and features a compact design for easy installation. This oil cooler helps to maintain the optimal temperature of the transmission fluid, which is crucial for the smooth operation and longevity of the transmission. It is suitable for a wide range of vehicle makes and models and is an essential component for ensuring the proper functioning of the automatic transmission system.