This fuel supply tube is designed to fit Cummins engines K19 and K38 with NT855 QSK. It is compatible with OE/OEM part number 3165728 and manufacturer part number 3165728. Made in China, this tube is perfect for delivering fuel to your engine without any leaks or drips. It is compatible with various vehicles and is a must-have for anyone looking to maintain their fuel system. Get this high-quality fuel supply tube today and ensure that your engine runs smoothly and efficiently.