This flexible hose is designed to fit perfectly with Cummins Engine models KTA19, KTA38, KTA50, and NT855. It is made in China and is suitable for a range of applications. The hose has a part number of 3634395 and is suitable for use in a variety of vehicles. It is an OE/OEM part that is built to the highest standards of quality and durability. Whether you are replacing a worn-out hose or upgrading your engine, this flexible hose is an excellent choice.