【HIGH PERFORMANCE】The cap prevents coolant from spilling out due to sloshing or evaporation, ensuring the coolant remains at the proper level and as a barrier against dirt, debris, and other contaminants, keeping the coolant clean and maintaining the system's integrity.Regular maintenance,is essential to ensure its proper function,ensure a secure, airtight connection.
【UPGRADE QUALITY】The Radiator Coolant Reservoir Cap durability matters, that is why our Coolant Reservoir Cap designed with high-quality rubber to ensure excellent longevity. The high-quality rubber help to resist corrosion of the Coolant and extreme temperature tolerance,preventing leaks in cooling systems and reducing replacement frequency.
【MODEL LIST】For Toyota ,2011-2013 Sienna 2.7L,2011-2020 Sienna 3.5L; For Lexus,2010-2015 RX350 3.5L,2010-2015 RX450h 3.5L.You can select your vehicle to check if the 16405-0P040 cap fits your vehicle.
【OEM PART NUMBER】Replacing Coolant Reservoir Cap part number:16405-31070 16405-0P040,1640531070,164050P040.Replacing the Coolant Reservoir Cap is often a easy DIY job.