Aisin takes pride in being the number one water pump supplier to Japanese automobile manufactures. Utilizing the experience and knowledge gained throughout the years of co-operation directly with automotive manufacturers, Aisin is able to employ a technological advantage in manufacturing and supplying of the best in quality and the most durable of products. With this momentum, Aisin is increasing the development, manufacturing and supply for European and American automobile manufacturers. Aisin water pumps provide optimal cooling without creating excess load to the engine, and the advanced aluminum die-cast technology allows for size and weight reductions without sacrificing cooling performance. The highest quality materials are used, creating stronger body design and resistance to corrosion. Advanced technological design produces smooth coolant flow channels, efficient rotors, ball bearings, and carbon ceramic mechanical sealing for optimum cooling performance and longevity. Aisin is a leader in the development and production of high-quality original equipment matched components and systems for the automotive industry.