The 2011-2014 Audi A8 4.2l Air Intake Pipe Duct Set OEM includes a set of plastic pipes designed specifically for the Audi A8 model. The set includes a hose and is made in Germany. These OEM parts have the OE/OEM part numbers 4h0129615d, 4h0129616g, and 4h0129711d. The pipes are not universal and are not considered vintage parts. They are designed for the Audi A8 and are guaranteed to provide a perfect fit and functionality.