This high-quality fuel supply tube fits perfectly with Cummins engines K19 and K38, as well as NT855 and QSK models. It is designed for maximum durability and reliable performance, ensuring that your engine receives the best fuel supply possible. Made in China, this fuel supply tube is a top choice for professionals who want to keep their Cummins engines running smoothly. The OE/OEM part number for this tube is 3165740, and it is compatible with a variety of different Cummins engines.