Genuine OEM Audi Exhaust Gas Turbocharger, part number 079145721A. This water-cooled turbocharger is a critical component for engine performance, responsible for forcing compressed air into the combustion chambers. It is part of the exhaust and intake system. Key specifications include a weight of 11.434 kg. Genuine OEM turbochargers are manufactured to exact tolerances for optimal efficiency and longevity.