Genuine OEM Volkswagen Charge Air Cooler, part number 6RF145805A. This component cools the compressed air from the turbocharger before it enters the engine, increasing its density and thus engine power. It is a key part of the intake system, typically mounted at the front of the vehicle. The cooler has dimensions of 0.805m x 0.18m x 0.13m and weighs 1.375 kg. Genuine OEM charge air coolers are engineered for optimal heat dissipation and structural integrity.