This Male Union is designed to fit perfectly with Cummins engines. Made with high-quality materials, these joints ensure efficient and smooth oil flow to the turbo for optimal performance. The silver color of these connectors adds a sleek look to your engine and they are manufactured in China. These connectors are compatible with OE/OEM part number 4940183 and are ideal for those looking to upgrade or replace their current turbo oil feed connectors. Perfectly suited for car and truck parts and accessories, these connectors are a must-have for any Cummins engine owner.