Genuine OEM Audi Coolant Hose, part number 4H0121449R. This component is a vital part of the engine cooling system, designed to manage coolant flow and regulate temperature. It is positioned on the right side of the engine bay and integrates a coolant regulator for precise control, connecting to the thermostat housing. Weighing 0.1476 kg and measuring approximately 0.185 meters in length, this hose assembly ensures efficient heat management. Choosing a genuine OEM coolant hose with an integrated regulator guarantees correct calibration, precise temperature control, and leak-free operation for optimal engine performance and longevity.

Catalogue entry: HOSE right.