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Genuine Lexus 16031-31020
Water Inlet Sub-Assy, W/Thermostat

Customer Questions & Answers (4)
2008 Lexus GS450h Powertrain Control Water Inlet Sub-Assy, W/Thermostat Diagram for 16031-31020
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
Lexus 16031-31020 Water Inlet Sub-Assy, W/Thermostat
  • Part Description Water Inlet Sub-Assy, W/Thermostat
  • Brand Lexus
$61.75
MSRP: $79.13
You Save: $17.38 (22%)
In Stock. Ships in 1-3 Business Days

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  • Product Specifications

    BrandGenuine Lexus
    Manufacturer Part Number16031-31020
    Part DescriptionWater Inlet Sub-Assy, W/Thermostat
    Other DescriptionWater Inlet Sub-Assy, W/Thermostat
    Other NamesThermostat Housing, Thermostat Unit, Water Inlet
    Item Dimensions3.8 x 3.7 x 5.5 inches
    Item Weight2.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGenuine Lexus
    SKU16031-31020
    WarrantyThis genuine Lexus part is guaranteed by Lexus's factory warranty. For more information, please see our Warranty Page.
    Warning: California’s Proposition 65

  • Vehicle Fitment

    Year Make Model Trim & Engine Important vehicle option details
    2017 Lexus GS Turbo6 Cyl 3.5L2GRFXE; 2GRFXE; GWL10L-BEXQBA
    2016 Lexus GS200t4 Cyl 2.5L, 6 Cyl 3.5L2GRFSE, 2GRFXE, 4GRFSE; 2GRFSE, 2GRFXE, 4GRFSE; GRL10L-BEZQHA, GRL11L-BETQHA, GRL15L-BETQHA, GWL10L-BEXQBA
    2018-2019, 2006 Lexus GS3006 Cyl 3.0L, 6 Cyl 3.5L2GRFSE, 2GRFXE, 3GRFSE; 2GRFSE, 2GRFXE; GWL10L-BEXQBA, 3GRFSE; GRS190L-BETQHA, GRS191L-BETQHA, GRS195L-BETQHA, GRS196L-BETQHA
    2013-2019, 2007-2011 Lexus GS3504 Cyl 2.5L, 6 Cyl 3.0L, 6 Cyl 3.5L2GRFSE, 2GRFXE, 3GRFSE, 4GRFSE; 2GRFSE, 2GRFXE, 3GRFSE; GRS190L-BETQHA, 4GRFSE; GRL10L-BETQHA, GRL10L-BEZQHA, GRL11L-BETQHA, GRL15L-BETQHA, GRS191L-BETQHA, GRS195L-BETQHA, GRS196L-BETQHA, GWL10L-BEXQBA
    2006-2007 Lexus GS4306 Cyl 3.0L, 6 Cyl 3.5L2GRFSE, 3GRFSE; 2GRFSE, 3GRFSE; GRS190L-BETQHA, GRS191L-BETQHA, GRS195L-BETQHA, GRS196L-BETQHA
    2013-2018, 2007-2011 Lexus GS450h4 Cyl 2.5L, 6 Cyl 3.5L2GRFSE, 2GRFXE, 4GRFSE; 2GRFSE, 2GRFSE; GWS191L-BEXQHA, 2GRFXE, 4GRFSE; GRL10L-BETQHA, GRL10L-BEZQHA, GRL11L-BETQHA, GRL15L-BETQHA, GWL10L-BEXQBA
    2008-2011 Lexus GS4606 Cyl 3.5L2GRFSE; 2GRFSE; GRS191L-BETQHA, GRS196L-BETQHA
    2017 Lexus IS TurboLUX|6 Cyl 3.5L2GRF; 2GRF; GSE31L-AEZLHA, GSE36L-AETLHA, GSE37L-AETLHA
    2016 Lexus IS200tLUX|4 Cyl 2.5L, 6 Cyl 3.5L2GRF, 4GRFSE; 2GRF, 4GRFSE; GSE30L-AETLHA, GSE31L-AEZLHA, GSE35L-AETLHA, GSE36L-AETLHA, GSE37L-AETLHA
    2006-2015 Lexus IS250250C, 350C, LUX|4 Cyl 2.5L, 6 Cyl 3.5L2GRF, 2GRFSE, 4GRFSE; 2GRF, 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA, GSE26L-AETLHA, GSE30L-AETLHA, GSE31L-AEZLHA, GSE35L-AETLHA, GSE36L-AETLHA, GSE37L-AETLHA
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Customer Questions & Answers

Q:
Could you please tell me if the part fits my car?
By Customer
A:
Please Select Your Car to check if 1603131020 goes for your car.
By Omar
Lexus Specialist
Q:
I have a car equipped with 3.5 Liter. I would like to know about the volume of this part.
By Customer
A:
I'm glad to tell you that it is 3.5 Liter in terms of specifications.
By Omar
Lexus Specialist
Q:
Does my 2016 Lexus IS300 fit 1603131020?
By Customer
A:
The part perfectly works with your vehicle.
By Omar
Lexus Specialist
Q:
DO YOU SELL THE GASKET FOR THIS ITEM?
By Customer with vehicle: 2009 Lexus IS250 or IS350
A:
SHOULD COME WITH IT
By Omar
Lexus Specialist
1/12/2021
If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM Lexus 16031-31020 at AutoPartsPrime, Your Right Choice

  • Unleash the full potential of your Lexus with the OEM Water Inlet Sub-Assy, W/Thermostat, # 16031-31020! Manufactured by Lexus, this part is designed to the exact specifications and quality of the original component, ensuring the best fitment for your vehicle. Experience the unbeatable reliability and durability that only genuine Lexus parts can offer, with the added peace of mind of a factory warranty and the LOWEST prices guaranteed. It fits Lexus GS300, GS450h, GS460.
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