Heater Control Valve. We are an authorised distributor for NRF parts. Equivalent to Part Numbers: OE: 52463287, 97178232, 1806105, 1618020 HELLA:�. If you order before 12PM we'll dispatch same day from our UK warehouse. For guaranteed next day delivery please select this option at checkout. This product comes with free 365-day no quibble returns (UK only).