【Replace OE Part number】16405-0P040,16405-31070. Build to factory original quality OE specifications, Make sure you use it for durable and reliable. Direct replacement, easy to install. 【Compatible with Lexus】Coolant Reservoir Cap Fit for 2010-2015 Lexus RX350 STD
6 Cyl 3.5L, 2010-2015 Lexus RX450h STD
6 Cyl 3.5L. 【Compatible with Toyota】Coolant Reservoir Cap Fit for 2011-2017 Toyota Sienna LE, SE, STD, XLE
4 Cyl 2.7L, 6 Cyl 3.5L. 【Durable material】Coolant Overflow Reservoir Cap made of high quality material, wear-resistant, with certain pressure resistance characteristics, effectively suitable for special application environments. 【Function】engine coolant overflow reservoir tank cap, Without it, the coolant system would be unpressurized, coolant would boil, and your engine would overheat. Replacement Part Number: 16405-0P040,16405-31070

Fitment:

Compatible with 2011-2017 Toyota Sienna LE, SE, STD, XLE
4 Cyl 2.7L, 6 Cyl 3.5L

Compatible with 2010-2015 Lexus RX350 STD
6 Cyl 3.5L

Compatible with 2010-2015 Lexus RX450h STD
6 Cyl 3.5L