Product Overview The Auxiliary Radiator Assembly LR062670 is a Genuine OE-grade cooling system component engineered for select for Land Rover vehicles with petrol and diesel engines. Also known as a supplementary radiator, this heat exchanger provides additional cooling capacity for the engine and turbocharging system, mounted behind the front bumper on either side of the main radiator . LR181521 is the current replacement part, superseding LR062670 and LR034577 for most