Thermostats

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Ensuring that your car is operating at the right temperature is very important. Two of the most important parts of your car that help to provide you with an accurate temperature reading are the thermostat gasket and the thermostat housing unit. When you are looking for a thermostat replacement, you will need to also make a thermostat housing replacement. Fortunately, you can find all of the thermostat parts and accessories that you need online, and especially here, through The Parts Specialist. Through us, we have thermostats available to fit a wide variety of different Lexus models, which can make them very easy to install and use. A faulty thermostat can result in your Lexus overheating, which can even possibly result in a blown-up engine. Always look for genuine Lexus parts for replacement; this way you are sure to get a thermostat that is made to keep your Lexus engine running at the exact temperature that the Lexus engineers intended. After all, this can significantly help extend the life of your vehicle. When you purchase OEM thermostats through The Parts Specialist, you're receiving genuine components that are designed specifically with your vehicle in mind. When it comes to car parts, you should never settle for anything less. Below, you can find our wide selection of OEM thermostats and thermostat housing. Select the ones that your Lexus needs the most, and you can let The Parts Specialist handle the rest. Soon, the internal temperatures in your Lexus will be safely regulated, drive after drive.

Thermostat Unit
Part Number: 16031-25050
Other Names: Thermostat Housing, Inlet Sub Assembly Wate
Description: 2.4L turbo, japan built. NX350. Japan part.
Notes: Includes Gasket & Thermostat.
Fits:
  • Lexus:
    • NX350
MSRP $55.85
$43.65
MSRP $55.85
$43.65
Thermostat Housing
Part Number: 16321-46040
Other Names: Thermostat Cover, Inlet Water
Replaces: 16321-46030
Description: SC300, GS300. IS300. 3.0L.
Fits:
  • Lexus:
    • GS300,
    • IS300,
    • SC300
MSRP $48.62
$38.00
MSRP $48.62
$38.00
Thermostat Housing
Part Number: 16323-0S020
Options: Lower
Other Names: Engine Coolant Thermostat Housing, Housing Water Inlet
Replaces: 16323-38010
Description: LX570. Without tow package. Exc.Towing Package.
Fits:
  • Lexus:
    • LX570
MSRP $76.28
$59.62
MSRP $76.28
$59.62
Thermostat Gasket
Part Number: 16325-0T030
Other Names: Thermostat Seal, Engine Coolant Thermostat Gasket, Gasket Water Inlet
Replaces: 16325-28010
Description: 2.5L. NX300h. Hs hybrid. O-Ring.
Fits:
  • Lexus:
    • HS250h,
    • NX300h
MSRP $7.87
$6.15
MSRP $7.87
$6.15
Thermostat Housing
Part Number: 16323-20020
Other Names: Housing, Water Inlet, Thermostat, Housing Water Inlet
Replaces: 16323-0A020, 16323-0A021
Description: RX400h. RX300. RX330. 2004-06.
Fits:
  • Lexus:
    • ES300,
    • ES330,
    • RX300,
    • RX330,
    • RX400h
MSRP $192.42
$141.13
MSRP $192.42
$141.13
Thermostat Gasket
Part Number: 16326-47020
Other Names: Engine Coolant Thermostat Gasket, Thermostat Unit Seal, Thermostat Unit O-Ring, Gasket Water Inlet
Description: ES300h. ES250. 2.5L. NX250.
Notes: Included with thermostat unit.
Fits:
  • Lexus:
    • ES250,
    • ES300h,
    • NX250,
    • UX200,
    • UX250h
MSRP $1.09
$0.86
MSRP $1.09
$0.86
Thermostat Unit
Part Number: 16031-36010
Other Names: Water Inlet, Thermostat, Inlet Sub Assembly Wate
Description: 2.5L. ES300h.
Notes: Includes Thermostat.
Fits:
  • Lexus:
    • ES300h
MSRP $53.56
$41.86
MSRP $53.56
$41.86
Thermostat Housing
Part Number: 16323-0P030
Options: Lower
Other Names: Engine Coolant Thermostat Housing, Housing Water Inlet
Description: Canada built. RX350. Exc.Japan Built. Engine # axxxxxx-gxxxxxx. ES350. Usa built.
Fits:
  • Lexus:
    • ES350,
    • RX350
MSRP $98.09
$73.12
MSRP $98.09
$73.12
Thermostat Gasket
Part Number: 16325-62010
Other Names: Thermostat Housing Gasket, Engine Coolant Thermostat Gasket, Thermostat Seal, Gasket, Water Inlet Seal, Water Inlet Gasket, Gasket...
Replaces: 16325-0H020
Fits:
  • Lexus:
    • ES250,
    • ES300,
    • ES330,
    • ES350,
    • GS300,
    • IS300,
    • LS400,
    • RX300,
    • RX330,
    • RX350,
    • RX400h,
    • RX450h,
    • SC300,
    • SC400
MSRP $8.30
$6.49
MSRP $8.30
$6.49
Thermostat Unit
Part Number: 16031-F0040
Other Names: Thermostat Housing, Inlet Sub Assembly Wate
Description: 2.4L turbo, nap built. NX350. Us part.
Notes: Includes Gasket & Thermostat.
Fits:
  • Lexus:
    • NX350
MSRP $48.62
$38.00
MSRP $48.62
$38.00
Thermostat Housing Gasket
Part Number: 16325-0P020
Other Names: Engine Coolant Thermostat Housing Gasket, Gasket Water Inlet
Description: Canada built. Engine # axxxxxx-gxxxxxx. Exc.Japan Built Part.
Fits:
  • Lexus:
    • ES350,
    • RX350
MSRP $2.82
$2.20
MSRP $2.82
$2.20
Engine Coolant Thermostat
Part Number: 90916-03075
Other Names: Thermostat
Description: 1992-93. ES300. ES250.
Fits:
  • Lexus:
    • ES250,
    • ES300
MSRP $37.24
$29.11
MSRP $37.24
$29.11
Engine Coolant Thermostat
Part Number: 90916-03138
Other Names: Thermostat
Description: SC430. GX470. From 07/2006. GS430.
Fits:
  • Lexus:
    • GS430,
    • GX470,
    • LX470,
    • SC430
MSRP $56.60
$44.24
MSRP $56.60
$44.24
Thermostat Unit Seal
Part Number: 16325-36010
Other Names: Thermostat Gasket, Gasket Water Inlet
Description: ES300h. 2.5L.
Notes: Included with thermostat unit.
Fits:
  • Lexus:
    • ES300h
MSRP $6.32
$4.94
MSRP $6.32
$4.94
Thermostat Unit Seal
Part Number: 16326-25010
Other Names: Engine Coolant Thermostat Housing Seal, Engine Coolant Thermostat Housing Gasket, Thermostat Unit O-Ring, Thermostat Gasket, Gasket...
Description: 2.5L hybrid. ES300h. NX450h++. NX350h.
Notes: Included with thermostat unit.
Fits:
  • Lexus:
    • ES250,
    • ES300h,
    • NX350h,
    • NX450h+
MSRP $5.78
$4.51
MSRP $5.78
$4.51
Engine Coolant Thermostat
Part Number: 90916-03100
Other Names: Thermostat
Fits:
  • Lexus:
    • GS400,
    • GS430,
    • GX470,
    • LS400,
    • LS430,
    • LX470,
    • SC400,
    • SC430
MSRP $30.08
$23.50
MSRP $30.08
$23.50
Thermostat Housing Gasket
Part Number: 16346-32010
Other Names: Engine Coolant Thermostat Gasket, Thermostat Gasket, Gasket Thermostat
Replaces: 16346-17010
Description: 4.0L. From 07/97. O-Ring. To 01/1998. 1998-00, to 1/98. 4.3L.
Fits:
  • Lexus:
    • GS400,
    • GS430,
    • LS400,
    • SC400
MSRP $4.94
$3.86
MSRP $4.94
$3.86
Thermostat Housing O-Ring
Part Number: 16325-38010
Other Names: Water Inlet Gasket, Engine Coolant Thermostat Housing Gasket, Gasket Water Inlet
Fits:
  • Lexus:
    • GX460,
    • LX570
MSRP $2.82
$2.20
MSRP $2.82
$2.20
Engine Coolant Thermostat Kit
Part Number: 16031-25011
Other Names: Thermostat Unit, Water Inlet, Thermostat Housing, Inlet Sub Assembly Wate
Replaces: 16031-25010
Description: 2.5L. ES300h. ES250. NX250.
Notes: Includes Gasket & Thermostat. Part has related component that cannot be reused/reinstalled. seal.
Fits:
  • Lexus:
    • ES250,
    • ES300h,
    • NX250
MSRP $72.09
$56.34
MSRP $72.09
$56.34
Engine Coolant Thermostat Housing
Part Number: 16321-50010
Options: Upper
Other Names: Thermostat Cover, Water Inlet, Inlet Water
Description: 1992-97. To 09/97.
Fits:
  • Lexus:
    • LS400,
    • SC400
MSRP $48.63
$38.00
MSRP $48.63
$38.00
Engine Coolant Thermostat Housing
Part Number: 16031-25040
Other Names: Thermostat Unit, Water Inlet, Thermostat Housing, Inlet Sub Assembly Wate
Description: 2.5L hybrid. ES300h. NX450h++. NX350h.
Notes: Includes Gasket & Thermostat.
Fits:
  • Lexus:
    • ES300h,
    • NX350h,
    • NX450h+
MSRP $72.09
$56.34
MSRP $72.09
$56.34
Thermostat Unit O-Ring
Part Number: 16326-25020
Other Names: Thermostat Gasket, Gasket Water Inlet
Description: 2.4L turbo. NX350. Japan part.
Notes: Included with thermostat unit.
Fits:
  • Lexus:
    • NX350
MSRP $1.69
$1.31
MSRP $1.69
$1.31
Engine Coolant Thermostat Gasket
Part Number: 16346-50010
Other Names: Thermostat Gasket, Gasket, Water Inlet Gasket, Thermostat Housing Gasket, Thermostat Seal, Gasket Thermostat
Description: LX470. GX470. O-Ring. 4.3L. 1998-00, from 1-98. From 01/1998. GS430.
Fits:
  • Lexus:
    • GS400,
    • GS430,
    • GX470,
    • LS400,
    • LS430,
    • LX470,
    • SC400,
    • SC430
MSRP $7.21
$5.64
MSRP $7.21
$5.64
Engine Coolant Thermostat Gasket
Part Number: 16346-66020
Other Names: Gasket Thermostat
Fits:
  • Lexus:
    • LX450
MSRP $6.55
$5.12
MSRP $6.55
$5.12
Engine Coolant Thermostat Housing Gasket
Part Number: 16119-66020
Other Names: Gasket Thermostat G
Fits:
  • Lexus:
    • LX450
MSRP $8.59
$6.71
MSRP $8.59
$6.71
Thermostat
Part Number: 16342-70010
Other Names: Valve Water Control
Description: Water control valve. LS500.
Fits:
  • Lexus:
    • LS500
MSRP $1,054.47
$748.05
MSRP $1,054.47
$748.05
Thermostat
Part Number: 90916-03117
Replaces: 90916-03094
Description: LX450.
Fits:
  • Lexus:
    • LX450
MSRP $37.52
$29.33
MSRP $37.52
$29.33
Thermostat
Part Number: 90916-03136
Description: Hs hybrid.
Fits:
  • Lexus:
    • HS250h
MSRP $29.99
$23.44
MSRP $29.99
$23.44
Thermostat
Part Number: 90916-03156
Options: Left, Right
Notes: Part Of Water Inlet On 3.5L.
Fits:
  • Lexus:
    • GS200t,
    • GS300,
    • IS200t,
    • IS300,
    • NX200t,
    • NX300,
    • RC Turbo,
    • RC200t,
    • RC300
MSRP $66.53
$51.99
MSRP $66.53
$51.99
Thermostat
Part Number: 90916-A3002
Replaces: 90916-03133, 90916-03140, 90916-A3001
Description: RX350. RX450h. Japan built. 3.5L. ES350. 2007-09.
Fits:
  • Lexus:
    • ES350,
    • RX350,
    • RX450h
MSRP $29.99
$23.44
MSRP $29.99
$23.44
Thermostat
Part Number: 90916-03093
Description: SC300, GS300. IS300. 3.0L.
Fits:
  • Lexus:
    • GS300,
    • IS300,
    • SC300
MSRP $30.16
$23.57
MSRP $30.16
$23.57
Thermostat
Part Number: 90916-03154
Options: Right, Left
Notes: Part Of Water Inlet On 3.5L.
Fits:
  • Lexus:
    • GS Turbo,
    • GS200t,
    • GS300,
    • IS200t,
    • IS300,
    • NX200t,
    • NX300,
    • RC Turbo,
    • RC200t,
    • RC300
MSRP $37.68
$29.46
MSRP $37.68
$29.46
Water Inlet
Part Number: 90916-A3003
Other Names: Thermostat
Replaces: 90916-03084, 90916-03129
Description: LS400, SC400. ES300. 1992-97. RX400h. RX300. 1994-96. 2004-06. ES330. RX330.
Fits:
  • Lexus:
    • ES300,
    • ES330,
    • LS400,
    • RX300,
    • RX330,
    • RX400h,
    • SC400
MSRP $30.02
$23.47
MSRP $30.02
$23.47
Water Inlet
Part Number: 16031-0S010
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 $57.92
$45.27
MSRP $57.92
$45.27
Thermostat Housing
Part Number: 16032-36050
Other Names: Housing Sub Assembly Wa
Description: ES300h.
Fits:
  • Lexus:
    • ES300h
MSRP $293.99
$215.34
MSRP $293.99
$215.34
Thermostat Housing
Part Number: 16032-50110
Other Names: Housing, Housing Sub Assembly Wa
Replaces: 16032-0F010, 16032-50070
Description: LX470. Housing. SC430. 4.3L. GX470. LS430. GS430. 4.0L. LS400. SC400.
Fits:
  • Lexus:
    • GS400,
    • GS430,
    • GX470,
    • LS400,
    • LS430,
    • LX470,
    • SC400,
    • SC430
MSRP $159.72
$119.06
MSRP $159.72
$119.06
Thermostat Housing
Part Number: 16304-66020
Other Names: Outlet Pipe, Outlet Sub Assembly Wat
Description: LX450. Outlet.
Fits:
  • Lexus:
    • LX450
MSRP $119.07
$88.76
MSRP $119.07
$88.76
Thermostat Housing
Part Number: 16321-0A040
Other Names: Inlet Pipe, Inlet Water
Description: 2004-06, japan built, type 2.
Fits:
  • Lexus:
    • RX330
MSRP $70.42
$55.04
MSRP $70.42
$55.04
Thermostat Housing
Part Number: 16321-20010
Other Names: Water Inlet, Inlet Water
Replaces: 16321-0A020
Description: ES300. 1994-96.
Fits:
  • Lexus:
    • ES300
MSRP $111.08
$82.81
MSRP $111.08
$82.81
Thermostat Housing
Part Number: 16321-66011
Other Names: Inlet Water
Replaces: 16321-66010
Description: LX450. Housing.
Fits:
  • Lexus:
    • LX450
MSRP $102.72
$76.57
MSRP $102.72
$76.57
Thermostat Housing
Part Number: 16323-31040
Other Names: Housing, Housing Water Inlet
Replaces: 16323-0W011
Description: RX450h. Japan built. RX350. 2007-09. ES350.
Fits:
  • Lexus:
    • ES350,
    • RX350,
    • RX450h
MSRP $91.40
$68.14
MSRP $91.40
$68.14
Thermostat Housing
Part Number: 16323-38040
Other Names: Water Inlet, Housing Water Inlet
Description: LS600h. 5.0L.
Fits:
  • Lexus:
    • LS600h
MSRP $79.46
$62.10
MSRP $79.46
$62.10
Thermostatic Switch
Part Number: 88625-48050
Other Names: Thermistor, Thermistor Cooler
Description: RX400h.
Notes: Included with evaporator assembly.
Fits:
  • Lexus:
    • RX330,
    • RX350,
    • RX400h
MSRP $23.34
$18.24
MSRP $23.34
$18.24
Water Inlet
Part Number: 16321-0F010
Options: Upper
Other Names: Thermostat Housing, Engine Coolant Thermostat Housing, Thermostat Cover, Inlet Water
Replaces: 16321-50020
Description: LX470. Cover. GX470. 1998-00. 4.0L. GS400. 4.3L. GS430. From 07/97.
Fits:
  • Lexus:
    • GS400,
    • GS430,
    • GX470,
    • LS400,
    • LS430,
    • LX470,
    • SC400,
    • SC430
MSRP $91.40
$68.14
MSRP $91.40
$68.14
Gasket
Part Number: 16346-36011
Options: Left, Right
Other Names: Water Inlet Gasket, Thermostat Gasket, Gasket Thermostat
Replaces: 16346-36010
Description: NX300. IS300. 2.0l. Left. NX200t. IS200t. Right. GS200t. For t-stat: wax 82-95. GS300. RC200t, RC Turbo, RC300.
Fits:
  • Lexus:
    • GS Turbo,
    • GS200t,
    • GS300,
    • IS200t,
    • IS300,
    • NX200t,
    • NX300,
    • RC Turbo,
    • RC200t,
    • RC300
MSRP $7.28
$5.69
MSRP $7.28
$5.69
Thermostat Housing
Part Number: 15660-38010
Other Names: Housing Assembly Oil Th
Description: 5.0L.
Notes: Part has related components that cannot be reused/reinstalled. o-ring.
Fits:
  • Lexus:
    • GS F,
    • RC F
MSRP $260.96
$191.41
MSRP $260.96
$191.41
Thermostat Housing
Part Number: 16323-0S010
Other Names: Water Inlet, Housing Water Inlet
Replaces: 16323-38020
Description: LX570. With tow package. All.
Fits:
  • Lexus:
    • LX570
MSRP $77.98
$60.94
MSRP $77.98
$60.94
Thermostat Housing
Part Number: 16323-38030
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 $98.22
$73.22
MSRP $98.22
$73.22
Thermostatic Switch
Part Number: 88620-74010
Other Names: Thermistor, Thermistor Assembly Air
Description: Without hybrid. LS500.
Notes: Included with AC & heater assembly.
Fits:
  • Lexus:
    • LS500
MSRP $44.51
$34.79
MSRP $44.51
$34.79
Thermostatic Switch
Part Number: 89941-76010
Other Names: Sensor Windshield H
Description: UX250h.
Fits:
  • Lexus:
    • UX250h
MSRP $327.83
$240.45
MSRP $327.83
$240.45
Water Inlet
Part Number: 16031-31020
Other Names: Thermostat Housing, Thermostat Unit, Engine Coolant Thermostat Kit, Inlet Sub Assembly Wate
Notes: Included with inlet assembly. Includes Thermostat And Gasket. Part has related component that cannot be reused/reinstalled. gasket.
Fits:
  • Lexus:
    • GS300,
    • GS350,
    • GS450h,
    • IS250,
    • IS300,
    • IS350,
    • RC300,
    • RC350
MSRP $75.34
$58.89
MSRP $75.34
$58.89
Thermostat Housing
Part Number: 16323-0S030
Other Names: Housing Water Inlet
Replaces: 16323-38050
Description: GX460.
Fits:
  • Lexus:
    • GX460
MSRP $85.94
$64.07
MSRP $85.94
$64.07
Thermostatic Switch
Part Number: 88625-48060
Other Names: Thermistor, Thermistor Cooler
Description: RX330.
Notes: Included with evaporator assembly.
Fits:
  • Lexus:
    • RX330
MSRP $27.20
$21.27
MSRP $27.20
$21.27
Water Inlet Gasket
Part Number: 16326-38010
Other Names: Gasket, Thermostat Unit Gasket, Thermostat Seal, Thermostat Unit O-Ring, Thermostat Housing O-Ring, Gasket Water Inlet
Notes: Included with thermostat housing. Included with water inlet. Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • GS F,
    • GS460,
    • GX460,
    • IS F,
    • IS500,
    • LC500,
    • LS460,
    • LS600h,
    • LX570,
    • RC F
MSRP $6.49
$5.07
MSRP $6.49
$5.07
Gasket
Part Number: 16326-31020
Other Names: Thermostat Housing Gasket, Water Inlet Gasket, Thermostat Unit Gasket, Engine Coolant Thermostat Gasket, Gasket Water Inlet
Replaces: 16326-31010
Notes: Included with thermostat housing. Included with water inlet. Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • GS300,
    • GS350,
    • GS450h,
    • IS250,
    • IS300,
    • IS350,
    • RC300,
    • RC350
MSRP $1.58
$1.24
MSRP $1.58
$1.24
Water Inlet
Part Number: 16031-31071
Other Names: Thermostat, Inlet Sub Assembly Wate
Replaces: 16031-31070
Description: Without 5.0l, 3.5l. 3.5L, with thermostat, without hybrid. GS350. IS300. 3.5l. IS350. RC300. RC350.
Notes: Includes Thermostat And Gasket. Part has related component that cannot be reused/reinstalled. gasket.
Fits:
  • Lexus:
    • GS350,
    • IS300,
    • IS350,
    • RC300,
    • RC350
MSRP $78.01
$60.97
MSRP $78.01
$60.97
Inlet Pipe Seal
Part Number: 16326-70020
Other Names: Thermostat Gasket, Gasket Water Inlet
Description: LX600.
Notes: Included with inlet pipe.
Fits:
  • Lexus:
    • LX600
MSRP $6.21
$4.85
MSRP $6.21
$4.85
Housing Stud
Part Number: 92122-B0825
Other Names: Thermostat Housing Stud, Bolt Stud
Notes: Included with thermostat housing.
Fits:
  • Lexus:
    • GX470,
    • SC430
MSRP $2.01
$1.57
MSRP $2.01
$1.57
Water Inlet
Part Number: 16031-31031
Other Names: Thermostat, Inlet Sub Assembly Wate
Replaces: 16031-31030
Description: 3.5L. ES350. Without hybrid. RX350L.
Notes: Includes Thermostat And Gasket. Part has related component that cannot be reused/reinstalled. o-ring.
Fits:
  • Lexus:
    • ES350,
    • RX350,
    • RX350L
MSRP $72.09
$56.34
MSRP $72.09
$56.34
Water Inlet Seal
Part Number: 16326-37020
Other Names: Thermostat Gasket, Gasket Water Inlet
Description: CT200h.
Notes: Included with water inlet.
Fits:
  • Lexus:
    • CT200h
MSRP $6.41
$5.01
MSRP $6.41
$5.01
Thermostat Housing
Part Number: 16321-0H011
Other Names: Water Inlet, Inlet Water
Replaces: 16321-0H010
Description: Hs hybrid.
Fits:
  • Lexus:
    • HS250h
MSRP $39.54
$30.90
MSRP $39.54
$30.90
Thermostat Housing
Part Number: 16321-20030
Other Names: Water Inlet, Water Outlet, Inlet Pipe, Inlet Water
Replaces: 16321-0A030
Description: RX400h. ES300. RX300. ES330. RX330. 2004-06, japan built, type 1.
Fits:
  • Lexus:
    • ES300,
    • ES330,
    • RX300,
    • RX330,
    • RX400h
MSRP $91.40
$68.14
MSRP $91.40
$68.14
Thermostat Gasket
Part Number: 16326-F0030
Other Names: Gasket Water Inlet
Description: NX350. Us part.
Fits:
  • Lexus:
    • NX350
MSRP $1.47
$1.14
MSRP $1.47
$1.14
Gasket
Part Number: 16325-36051
Options: Inner, Right, Left
Other Names: Water Outlet Gasket, Thermostat Gasket, Engine Coolant Thermostat Gasket, Gasket Water Inlet
Description: Without 5.0l. 2.0L, #1. Inner Thermostat. IS300. 2.0l. Right. IS200t. Left. GS200t. For t-stat: wax 78-91. GS300.
Fits:
  • Lexus:
    • GS200t,
    • GS300,
    • IS200t,
    • IS300,
    • IS350,
    • NX200t,
    • NX300,
    • RC200t,
    • RC300
MSRP $8.85
$6.90
MSRP $8.85
$6.90
Inlet Pipe
Part Number: 16031-70010
Other Names: Thermostat Housing, Inlet Sub Assembly Wate
Description: LX600.
Notes: Include: Thermostat & Gasket.
Fits:
  • Lexus:
    • LX600
MSRP $72.09
$56.34
MSRP $72.09
$56.34
Water Inlet
Part Number: 16321-31030
Other Names: Inlet Pipe, Thermostat Housing, Inlet Water
Replaces: 16321-31011
Description: Without tow hitch. RX350. RX450h. Without towing package. Japan built. 3.5L. ES350. 2007-09.
Notes: Order by description.
Fits:
  • Lexus:
    • ES350,
    • RX350,
    • RX450h
MSRP $48.21
$37.69
MSRP $48.21
$37.69
Water Inlet
Part Number: 16321-0P010
Options: Upper
Other Names: Engine Coolant Thermostat Housing, Inlet Water
Description: Canada built. Exc.Japan Built. Engine # axxxxxx-gxxxxxx. ES350. Usa built.
Fits:
  • Lexus:
    • ES350,
    • RX350
MSRP $45.68
$35.71
MSRP $45.68
$35.71
Water Outlet Gasket
Part Number: 16325-31010
Other Names: Thermostat Housing Gasket, Engine Coolant Thermostat Housing Gasket, Housing Gasket, Gasket Water Inlet
Description: Is 250/350. Without 5.0l. 3.0, 3.5L. To 10/2017. To 11/2017. Japan Built. 2007-09.
Notes: Included with water outlet.
Fits:
  • Lexus:
    • ES350,
    • GS300,
    • GS350,
    • GS450h,
    • IS250,
    • IS300,
    • IS350,
    • RC300,
    • RC350,
    • RX350,
    • RX450h
MSRP $2.36
$1.85
MSRP $2.36
$1.85
Engine Coolant Pipe O-Ring
Part Number: 96761-35035
Options: Lower
Other Names: Housing Gasket, Thermostat Housing O-Ring, Water Pipe O-Ring, Thermostat Housing Seal, Ring O
Description: Lower Thermostat Housing. 5.0L. 4.3L.
Notes: Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • GS F,
    • GS400,
    • GS430,
    • GS460,
    • GX460,
    • GX470,
    • IS F,
    • LC500,
    • LS400,
    • LS430,
    • LS460,
    • LS600h,
    • LX470,
    • LX570,
    • RC F,
    • SC400,
    • SC430
MSRP $5.46
$4.26
MSRP $5.46
$4.26
Water Outlet
Part Number: 16304-31037
Options: Lower
Other Names: Engine Coolant Thermostat Housing, Outlet Sub Assembly Wat
Replaces: 16304-31030, 16304-31031, 16304-31032, 16304-31033, 16304-31034, 16304-31035, 16304-31036
Notes: Includes Radiator Cap. Included with inlet assembly.
Fits:
  • Lexus:
    • GS300,
    • GS350,
    • GS450h,
    • IS250,
    • IS300,
    • IS350,
    • RC300,
    • RC350
MSRP $190.20
$139.51
MSRP $190.20
$139.51
Water Inlet
Part Number: 16031-24021
Other Names: Thermostat, Engine Coolant Inlet Flange, Inlet Sub Assembly Wate
Replaces: 16031-24020
Description: UX250h.
Notes: Includes Thermostat.
Fits:
  • Lexus:
    • UX250h
MSRP $80.39
$62.83
MSRP $80.39
$62.83
Water Pump Assembly Nut
Part Number: 90080-17237
Other Names: Thermostat Housing Nut, Water Pump Assembly Stud, Nut Flange
Replaces: 90179-06080
Description: Nut.
Fits:
  • Lexus:
    • ES300,
    • ES330,
    • RX300
MSRP $3.94
$3.08
MSRP $3.94
$3.08
A/C Evaporator Temperature Sensor
Part Number: 88620-08010
Options: Front
Other Names: Thermistor, Thermostatic Switch, HVAC Evaporator Temperature Switch, Thermistor Assembly Air
Replaces: 88620-50020
Description: Front. LS500. Without hybrid.
Notes: Included with AC & heater assembly.
Fits:
  • Lexus:
    • GX460,
    • LS500,
    • LS500h
MSRP $48.62
$38.00
MSRP $48.62
$38.00
A/C Evaporator Temperature Sensor
Part Number: 88620-0R010
Other Names: Thermistor, HVAC Evaporator Temperature Switch, Refrigerant Temp Sensor, Thermostat Assembly
Replaces: 88620-28060
Description: Without 450h+, 450h+ f sport, without hybrid. 250h. NX350. NX250.
Notes: Included with AC & heater asssembly.
Fits:
  • Lexus:
    • NX250,
    • NX350,
    • UX250h
MSRP $44.51
$34.79
MSRP $44.51
$34.79
Water Inlet
Part Number: 16321-36060
Options: Upper
Other Names: Engine Coolant Inlet Flange, Engine Coolant Thermostat Housing, Inlet Water
Description: 2.5L. NX300h.
Fits:
  • Lexus:
    • NX300h
MSRP $48.62
$38.00
MSRP $48.62
$38.00
A/C Evaporator Temperature Sensor
Part Number: 88620-30290
Other Names: Thermistor, Thermostatic Switch, In-Car Sensor, Refrigerant Temp Sensor, Thermistor Assembly Air
Description: LS500h. LX600. With hybrid. Without cool box.
Notes: Included with AC & heater assembly.
Fits:
  • Lexus:
    • LS500h,
    • LX600
MSRP $49.64
$38.81
MSRP $49.64
$38.81
Water Inlet Gasket
Part Number: 16325-38020
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 $3.22
$2.52
MSRP $3.22
$2.52
Engine Coolant Water Inlet Gasket
Part Number: 16326-31050
Other Names: Water Inlet O-Ring, Thermostat Gasket, Water Inlet Gasket, Gasket, Gasket Water Inlet
Notes: Included with water inlet. Part cannot be reused/reinstalled.
Fits:
  • Lexus:
    • ES350,
    • GS350,
    • IS300,
    • IS350,
    • LC500h,
    • LS500h,
    • RC300,
    • RC350,
    • RX350,
    • RX350L,
    • RX450h,
    • RX450hL
MSRP $0.89
$0.70
MSRP $0.89
$0.70
Division Bar Bolt
Part Number: 90080-10164
Options: Left, Right
Other Names: Thermostat Housing Bolt, Fog Lamp Assembly Bolt, Fog Lamp Assembly Screw, Fog Light Screw, Bolt Washer Based H
Replaces: 91511-60616, 91511-B0616
Description: 2001-03. wagon. 2004-05. wagon.
Fits:
  • Lexus:
    • ES350,
    • IS300,
    • RX300
MSRP $1.64
$1.27
MSRP $1.64
$1.27
Thermistor Probe
Part Number: 88620-0E050
Other Names: Thermistor, Thermostatic Switch, HVAC Evaporator Temperature Switch, In-Car Sensor, A/C Evaporator Temperature Sensor, Refrigerant...
Replaces: 88620-28050
Notes: Included with AC & heater asssembly.
Fits:
  • Lexus:
    • ES250,
    • ES350,
    • NX200t,
    • NX300,
    • NX300h,
    • NX450h+,
    • RX350,
    • RX350L,
    • RX450h,
    • RX450hL,
    • UX200,
    • UX250h
MSRP $49.64
$38.81
MSRP $49.64
$38.81
Diagonal Brace Nut
Part Number: 90178-A0023
Options: Left Outer, Right Outer, Front Outer, Rear Outer
Other Names: Engine Intake Manifold Nut, Hardware Kit, Height Sensor Nut, Sensor Nut, Antenna Assembly Nut, Window Regulator Nut, Fan Blade Nut,...
Replaces: 94151-80600
Notes: Included with cover and antenna.
Fits:
  • Lexus:
    • CT200h,
    • ES250,
    • ES300h,
    • ES350,
    • GS350,
    • IS250,
    • IS300,
    • IS350,
    • LC500,
    • LC500h,
    • LS500,
    • LS500h,
    • LS600h,
    • LX570,
    • LX600,
    • NX250,
    • NX350,
    • NX350h,
    • NX450h+,
    • RC300,
    • RC350,
    • RX350,
    • RX450h,
    • UX200,
    • UX250h
MSRP $1.35
$1.05
MSRP $1.35
$1.05
Thermostat Housing Plug
Part Number: 90341-16094
Other Names: Plug W Head Straigh
Description: 2004-06.
Fits:
  • Lexus:
    • RX330,
    • RX400h
MSRP $13.99
$10.93
MSRP $13.99
$10.93
Thermostat Housing Stud
Part Number: 90080-11541
Other Names: Bolt Stud
Replaces: 92122-60612
Description: 2004-06.
Fits:
  • Lexus:
    • RX330,
    • RX400h
MSRP $1.67
$1.30
MSRP $1.67
$1.30
Engine Coolant Thermostat Housing
Part Number: 16127-66020
Options: Lower
Other Names: Plate Water Pump Th
Fits:
  • Lexus:
    • LX450
MSRP $35.69
$27.89
MSRP $35.69
$27.89
Engine Coolant Thermostat Housing
Part Number: 16032-50100
Options: Lower
Other Names: Housing, Housing Sub Assembly Wa
Replaces: 16032-50060
Description: From 07/97.
Fits:
  • Lexus:
    • LS400
MSRP $209.44
$153.62
MSRP $209.44
$153.62
Engine Coolant Thermostat Gasket
Part Number: 16343-70020
Other Names: Gasket Water Outlet
Fits:
  • Lexus:
    • LS500
MSRP $6.68
$5.23
MSRP $6.68
$5.23
Thermostat Housing O-Ring
Part Number: 90301-67004
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 $6.55
$5.12
MSRP $6.55
$5.12
Thermostat Housing Drain Plug
Part Number: 90910-09127
Other Names: Plug, Cock Assembly Drain
Description: 2007-09.
Fits:
  • Lexus:
    • ES350,
    • RX350
MSRP $16.35
$12.78
MSRP $16.35
$12.78
Thermostat Housing O-Ring
Part Number: 96761-24021
Options: Front
Other Names: Engine Coolant Pipe O-Ring, Water Pipe O-Ring, Ring O
Description: Canada built. Front. 2007-09.
Fits:
  • Lexus:
    • ES350,
    • RX350,
    • RX450h
MSRP $4.86
$3.80
MSRP $4.86
$3.80
Thermostat
Part Number: 90916-03046
Replaces: 90916-03069
MSRP $33.30
$26.03
MSRP $33.30
$26.03
Thermostat
Part Number: 90916-03089
MSRP $30.16
$23.57
MSRP $30.16
$23.57
Thermostat
Part Number: 90916-03118
MSRP $30.08
$23.50
MSRP $30.08
$23.50
Thermostat
Part Number: 90916-03099
MSRP $30.08
$23.50
MSRP $30.08
$23.50
Thermostat
Part Number: 90916-A3004
MSRP $29.83
$23.31
MSRP $29.83
$23.31
Thermostat
Part Number: 90916-03090
MSRP $37.52
$29.33
MSRP $37.52
$29.33
Thermostat
Part Number: 90916-03125
MSRP $30.02
$23.47
MSRP $30.02
$23.47
Thermostat
Part Number: 90916-03120
MSRP $37.52
$29.33
MSRP $37.52
$29.33
Thermostat
Part Number: 90916-03146
MSRP $160.24
$119.46
MSRP $160.24
$119.46
Thermostat Assembly
Part Number: 88620-48020
MSRP $51.13
$39.98
MSRP $51.13
$39.98
Gasket Thermostat
Part Number: 16346-30010
MSRP $5.92
$4.63
MSRP $5.92
$4.63

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