Description:

Fitment: Radiator Cap for Lexus GS300 1998-2006. Replaces Part Number:16401-31520, 16401-31650, 16401-31480, 16401-20353 and 16401-20353, providing a precise radiator cover replacement solution for compatible vehicle models. Function: If the pressure isn't maintained, coolant will boil and evaporate, the engine will at risk of overheating. Radiator cap holds the coolant inside the radiator, but it also works as a two-way valve that keeps the right pressure inside so the radiator does it work correctly. Designed for function on open cooling systems and overflow reservoir type systems. What You Get: 2x Car Radiator Cap.