Genuine VW/Audi Turbo Oil Supply Pipe - 038145771N. Genuine OEM VW/Audi Turbo Oil Supply Pipe - 038145771N. Constructed from high-quality materials, this genuine VW/Audi Turbo Oil Supply Pipe is designed to provide trouble-free operation for years to come. It is a direct replacement part for the original equipment manufacturer (OEM) and is designed to meet or exceed the original manufacturer's specifications.