The product is an OEM Detroit Diesel hose specifically designed for EGR coolant systems. Made of rubber and manufactured in the United States, this hose has a 2.75" inside diameter and 2.50" outside diameter. It is interchangeable with part numbers 2352550 and DDE 23530714, and is an OE/OEM part with the manufacturer part number DDC05107607. Ideal for truck and car parts, this Detroit Diesel hose is a reliable and high-quality component for engine cooling systems.