REPLACEMENT PART NUMBERS: The replacement part numbers for this coolant reservoir cap are 16405-31070 and 16405-0P040, which ensure you can easily find the right replacement for your car model and guarantee a perfect match
COMPATIBLE MODELS: This fluid reservoir cap is compatible with 2011-2020 Toyota Sienna (LE, SE, STD, XLE) 4-cylinder 2.7L and 6-cylinder 3.5L models; and also compatible with 2010-2015 Lexus RX350 and RX450h (both 6-cylinder 3.5L), to ensure a wide range of suitability
GOOD SEALING: 16405-0P040 is made of high-quality materials with good sealing performance, effectively preventing coolant leakage and ensuring the regular operation of the cooling system, thus prolonging the engine's service life
MAINTAIN COOLING SYSTEM PRESSURE: This coolant reservoir cap can regulate the internal pressure, effectively preventing the coolant from boiling and damage to the cooling system due to excessive pressure, ensuring that the engine runs at the optimal temperature and improving overall performance
EASY INSTALLATION AND REMOVAL: The 16405-0P040 design is built for hassle-free operation, making the installation and removal process quick and easy, saving you time and effort, suitable for users of all skill levels, and can be replaced without specialized tools