This high-quality fuel supply tube is designed for use with Cummins 6CT 8.3 engines. It is made from durable stainless steel and is suitable for use with petroleum-based liquids. The tube has an OE/OEM part number of 3937342 and is manufactured in China. It is intended for use in the engine compartment and is compatible with both 3918772 and 3926263 part numbers. This tube is a crucial component for the proper functioning of your vehicle's fuel system. It is suitable for use in cars, trucks, and other vehicles.