The 20003A Lycoming LO-360-A1H6 NDM Oil Cooler Assembly is a high-quality aviation part manufactured by Lycoming Aircraft Engines & Parts in the United States. This oil cooler assembly is essential for maintaining the proper temperature and performance of aircraft engines. With a manufacturer part number of 20003A, this product is designed for durability and efficiency in aviation applications. While this product does not come with a warranty, it is built to last and meet the standards set by the aviation industry.