Description:

Fitment: 2 Pack Radiator Cap Replace 1640131650, 1640131520, 1640131480, 1640146610, Fit for Lexus 1998-2005 GS300. Replaces Part Number: 16401-31520, 1640131520, 16401-31650, 1640131650, 16401-31480, 1640131480, 16401-46610, 1640146610 radiator cap.. Material: Made of premium materials for durability, high temperature, and c-orrosion resistance, anti-rust, anti-o*xidation, and anti-deformation, Ensure long-lasting and high performance.. 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.. Easy Installation: No special tools are required for installation, ensuring your fuel tank cap will no longer leak..