Genuine VW/Audi Turbocharger Oil Return Tube - 06H145735H - This genuine VW/Audi turbocharger oil return tube is designed to provide a reliable, long-lasting connection to your vehicle's turbocharger. It is constructed of durable materials to ensure a secure fit and optimal performance. The 06H145735H oil return tube is designed to fit a variety of VW and Audi models.