This high-quality fuel supply tube is designed to fit perfectly on Cummins Engine ISDe and ISBe models. Made from durable steel material, it ensures a long-lasting performance in your engine compartment. Its OE/OEM part number is 3978034, which guarantees a perfect fit without any hassle. This tube is a must-have for anyone looking for a replacement for their faulty fuel supply tubing. Its placement on the vehicle in the engine compartment makes it a crucial part of the fuel delivery system. Made in China by a reputable manufacturer, this pipe promises to deliver the best performance and reliable fuel supply to your engine.