Description:

Radiator Cap 2 Pack designed for Lexus vehicles including 2007 to 2008 RX350 and 2016 RX450h. These caps maintain critical cooling system pressure to prevent coolant from boiling and protect the engine against overheating.

• Compatible Part Numbers 16401 31520, 16401 31650, 16401 31480, and 16401 46610
• Quantity 2 pieces per pack
• Function Two way pressure valve to prevent coolant evaporation
• Materials High temperature resistant materials to fight corrosion and rust
• Compatibility Works with open cooling systems and overflow reservoir type systems
• Installation Direct replacement process requiring no special tools