Lexus IS500 Thermostat

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We stock Genuine OEM Lexus® Thermostat for your Lexus IS500. OEM thermostats are designed and manufactured to fit and function perfectly with your specific make and model of vehicle. They are designed to regulate the flow of coolant through your engine, ensuring that your engine operates at the correct temperature range. A malfunctioning thermostat can cause overheating, poor fuel efficiency, and potential engine damage, so replacing it with an OEM part can ensure optimal performance and reliability. Additionally, using an OEM thermostat can help ensure that the part is covered under the manufacturer's warranty. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

Thermostat Housing
Part Number: 16323-38030
Lexus Lexus
Other Names: Inlet Connector, Water Inlet, Inlet Assembly, Housing Assembly, Water Outlet, Housing Water Inlet
Description: 4.6L. LS460, ls460l. Rc-f. IS F. LC500. GS F. With 5.0l. GS460. IS500.
Notes: Includes Radiator Cap. Includes Thermostat And Gasket.
Fits:
  • Lexus:
    • GS F,
    • GS460,
    • IS F,
    • IS500,
    • LC500,
    • LS460,
    • RC F
MSRP $101.36
$71.29
MSRP $101.36
$71.29
Thermostat Housing O-Ring
Part Number: 90301-67004
Lexus Lexus
Other Names: Bracket O-Ring, Engine Oil Cooler Gasket, Ring O
Description: 5.0L. Cooler to Bracket. 2007-09.
Notes: Included with thermostat housing. Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • GS F,
    • IS500,
    • LC500,
    • RC F,
    • RX350,
    • RX450h
MSRP $6.75
$5.08
MSRP $6.75
$5.08
Water Inlet
Part Number: 16031-0S010
Lexus Lexus
Other Names: Thermostat Unit, Thermostat, Thermostat Housing, Thermostat Unit Gasket, Inlet Sub Assembly Wate
Replaces: 16031-38010
Notes: Included with inlet assembly. Includes Thermostat And Gasket. Included with thermostat unit. Part cannot be reused/reinstalled. Part has...
Fits:
  • Lexus:
    • GS F,
    • GS460,
    • GX460,
    • IS F,
    • IS500,
    • LC500,
    • LS460,
    • LS600h,
    • LX570,
    • RC F
MSRP $59.07
$41.90
MSRP $59.07
$41.90
Water Inlet Gasket
Part Number: 16325-38020
Lexus Lexus
Other Names: Engine Coolant Thermostat Housing Gasket, Inlet Connector Gasket, Water Pump O-Ring, Inlet Assembly Gasket, Water Outlet O-Ring,...
Description: 4.6L. IS F. With 5.0l.
Notes: Included with water pump. Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • GS F,
    • GS460,
    • IS F,
    • IS500,
    • LC500,
    • LS460,
    • LS600h,
    • RC F
MSRP $3.32
$2.49
MSRP $3.32
$2.49

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