FIND YOUR PARTS
Enter your Vehicle Identification Number to find compatible parts.
Coming Soon

Description This thermostat assembly is a high-quality replacement part designed to maintain proper engine temperature regulation. It is compatible with select Lexus and Toyota models, ensuring optimal performance and fuel efficiency. The assembly matches OEM specifications for reliable operation.
Features - Direct replacement for original thermostat assembly - Helps maintain consistent engine operating temperature - Improves fuel efficiency and reduces emissions - Constructed with durable materials for long service life - Easy to install with basic tools
Specifications - Reference Number: 16031-31020 - Weight: 400 g - Dimensions: 15 x 12 x 12 cm - Material: Metal and plastic construction
Compatible With Suitable for Lexus ES350 2007-2018 3.5L Suitable for Lexus RX350 2007-2015 3.5L Suitable for Toyota Avalon 2005-2018 3.5L Suitable for Toyota Camry 2007-2018 2.5L 3.5L Suitable for Toyota Highlander 2008-2019 3.5L Suitable for Toyota RAV4 2009-2018 2.5L Suitable for Toyota Sienna 2007-2020 3.5L Suitable for Toyota Venza 2009-2015 2.7L 3.5L
Package Include 1 x Thermostat Assembly 1 x Gasket (if applicable)
All trademarks mentioned are the property of their respective owners and are used for identification purposes only
- This thermostat assembly helps regulate engine temperature for consistent performance and improved fuel efficiency in compatible Lexus and Toyota vehicles
- Designed to fit Lexus ES350 2007-2018, RX350 2007-2015, Toyota Avalon 2005-2018, Camry 2007-2018, Highlander 2008-2019, RAV4 2009-2018, Sienna 2007-2020, and Venza 2009-2015 models
- Constructed with durable metal and plastic materials to withstand high engine temperatures and provide long-lasting reliability
- Replaces OE part number 16031-31020 and ensures direct fitment without modifications for easy installation
- Direct replacement design allows for straightforward installation with basic tools, helping restore proper engine cooling system function
| SKU | 255TO260626S01 |
| Shipping Weight | 0.4000kg |
| Unit Of Measure | ea |
| Condition | New |
| Warranty | 12 Months |
| Make | Model | Years | Engine |
|---|
What's Included
- 1 x Toyota Lexus Thermostat Assembly 16031-31020 1603131020
Package Dimensions
Weight: 0.40kg
All parts listed on this platform are aftermarket products. They are designed to fit specific vehicle models but are not manufactured or endorsed by the original equipment manufacturers (OEMs). Brand names and trademarks are used solely for identification purposes and remain the property of their respective owners.
Shipping
We ship within 1 business day after cleared payment. Free standard delivery arrives in 2–7 days in metro areas. More info
Returns
Returns are accepted within 60 days in original packaging and condition. More info