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Get affordable Lexus GS400 thermostats you deserve. In just 10 minutes, you could save up to 80% with PartsGeek. Save time and dollars on your next GS400 thermostats purchase. Over 12 Years of saving people money and providing great customer service. Check our low-cost options today. The average cost for thermostat replacement is between $9.18 and $57.95

Lexus GS400 Thermostat Reviews
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Shop Lexus GS400 Replacement Thermostat

Search our online thermostat catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured Lexus GS400 Thermostat parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day.

We stock these Thermostat brands for the Lexus GS400: ReplacementGatesKuzehNTC - TAMAAisinAPIStantDIY SolutionsVR Gaskets

Select your GS400 year

Review Fitment Notes
Showing 18 of 63 Results
Replacement Thermostat - for 1998 Lexus GS400 4.0L V8 GAS - 298-050T Click to Enlarge
5 Stars
Replacement 298-050T
Thermostat
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Part Number: 298-050T
Brand: Replacement
Notes: Engine Coolant Thermostat -- Thermostat with Gasket; 180 Degree
Condition: New
Shipping Options: Free Ground Shipping
$18.95
with FREE Shipping
(15) In Stock
This Part Fits:
Catalog: E
Vehicle Engine Notes
1998 Lexus GS400 4.0L V8 GAS OE Temperature
Gates Thermostat - for 1999 Lexus GS400 - W0133-1708233 Click to Enlarge
Website Reviews
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Part Number: W0133-1708233
Brand: Gates
Notes: OE Type
Product Remark: (82°C/180°F) w/o Gasket
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$48.99
Our Price: $16.58
(2) In Stock
This Part Fits:
Catalog: A
Vehicle
1999 Lexus GS400
Kuzeh Thermostat - for 1999 Lexus GS400 - W0133-1786378 Click to Enlarge
Website Reviews
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Part Number: W0133-1786378
Brand: Kuzeh
Product Remark: (82°C/180°F)
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$48.99
Our Price: $23.58
(50) In Stock
This Part Fits:
Catalog: A
Vehicle
1999 Lexus GS400
Kuzeh Thermostat - for 1998 Lexus GS400 - W0133-1786378 Click to Enlarge
Website Reviews
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Part Number: W0133-1786378
Brand: Kuzeh
Notes: Production: 01/1998-
Product Remark: (82°C/180°F)
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$48.99
Our Price: $23.58
(50) In Stock
This Part Fits:
Catalog: A
Vehicle Production Range
1998 Lexus GS400 Fr:01-00-98
NTC - TAMA Thermostat - for 2000 Lexus GS400 - W0133-1628507 Click to Enlarge
5 Stars
NTC - TAMA W0133-1628507
Thermostat
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Part Number: W0133-1628507
Brand: NTC - TAMA
Notes: Production: -06/2000
Product Remark: (82°C/180°F)
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$28.63
Our Price: $20.58
(93) In Stock
This Part Fits:
Catalog: A
Vehicle Production Range
2000 Lexus GS400 To:06-00-00
Aisin Thermostat - for 1999 Lexus GS400 4.0L V8 1UZ-FE - THT-015 Click to Enlarge
Website Reviews
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Part Number: THT-015
Brand: Aisin
Notes: Engine Coolant Thermostat -- 82C (180F) OE Temp Thermostat
Condition: New
Shipping Options: Ground
$20.18
View Details
This Part Fits:
Catalog: B
Vehicle Engine
1999 Lexus GS400 4.0L V8 1UZ-FE
Aisin Thermostat - for 2000 Lexus GS400 4.0L V8 1UZ-FE - THT-015 Click to Enlarge
Website Reviews
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Part Number: THT-015
Brand: Aisin
Notes: Engine Coolant Thermostat -- 82C (180F) OE Temp Thermostat
Condition: New
Shipping Options: Ground
$20.18
View Details
This Part Fits:
Catalog: B
Vehicle Engine
2000 Lexus GS400 4.0L V8 1UZ-FE
Gates Thermostat - for 2000 Lexus GS400 - W0133-1708233 Click to Enlarge
Website Reviews
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Part Number: W0133-1708233
Brand: Gates
Notes: OE Type - Production: -06/2000
Product Remark: (82°C/180°F) w/o Gasket
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$48.99
Our Price: $16.58
(2) In Stock
This Part Fits:
Catalog: A
Vehicle Production Range
2000 Lexus GS400 To:06-00-00
API Thermostat - for 2000 Lexus GS400 4.0L V8 - 1601-24032 Click to Enlarge
Website Reviews
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Part Number: 7541-07932549
Brand: API
Notes: Engine Coolant Thermostat -- Standard; 170F; Alternate Temp
Condition: New
Shipping Options: Ground
$13.98
View Details
This Part Fits:
Catalog: P
Vehicle Engine
2000 Lexus GS400 4.0L V8
Gates Thermostat - for 1999 Lexus GS400 4.0L V8 GAS - 33878 Click to Enlarge
Website Reviews
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Part Number: 33878
Brand: Gates
Notes: OE Type Thermostat -- 180 Degree; OE Temperature
Condition: New
Design: Bottom By-Pass
Shipping Options: Ground
$16.18
(9) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Lexus GS400 4.0L V8 GAS
Stant Thermostat - for 1999 Lexus GS400 - 14128 Click to Enlarge
Website Reviews
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Part Number: 14128
Brand: Stant
Notes: OE Type Thermostat -- Temperature 180 Degrees; OE Temperature
Condition: New
Temperature (F): 180 Degrees
Shipping Options: Ground
$9.18
(99) In Stock
This Part Fits:
Catalog: B
Vehicle
1999 Lexus GS400
Stant Thermostat - for 1998 Lexus GS400 - 14128 Click to Enlarge
Website Reviews
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Part Number: 14128
Brand: Stant
Notes: OE Type Thermostat -- Temperature 180 Degrees; OE Temperature
Condition: New
Temperature (F): 180 Degrees
Shipping Options: Ground
$9.18
(99) In Stock
This Part Fits:
Catalog: B
Vehicle
1998 Lexus GS400
API Thermostat - for 2000 Lexus GS400 4.0L V8 - 1601-290219 Click to Enlarge
4 Stars
API 1601-290219
Thermostat
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Part Number: 7541-07655065
Brand: API
Notes: Engine Coolant Thermostat -- Standard; 180F; OEM Recommended Temp
Condition: New
Shipping Options: Ground
$13.98
(2) In Stock
This Part Fits:
Catalog: P
Vehicle Engine
2000 Lexus GS400 4.0L V8
DIY Solutions Thermostat - for 1999 Lexus GS400 - HVA03249 Click to Enlarge
Website Reviews
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Part Number: HVA03249
Brand: DIY Solutions
Notes: Engine Coolant Thermostat
  • OEM Part
Condition: New
Shipping Options: Free Ground Shipping
$41.95
with FREE Shipping
(3) In Stock
This Part Fits:
Catalog: Q
Vehicle
1999 Lexus GS400
DIY Solutions Thermostat Kit - for 1998 Lexus GS400 - HVA03246 Click to Enlarge
Website Reviews
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Part Number: HVA03246
Brand: DIY Solutions
  • OEM Part
Condition: New
Shipping Options: Free Ground Shipping
$57.95
with FREE Shipping
(3) In Stock
This Part Fits:
Catalog: Q
Vehicle
1998 Lexus GS400
Stant Thermostat - for 2000 Lexus GS400 - 46178 Click to Enlarge
Website Reviews
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Part Number: 46178
Brand: Stant
Notes: Superstat Thermostat -- Temperature 180 Degrees; OE Temperature
Condition: New
Temperature (F): 180 Degrees
Shipping Options: Ground
$14.83
View Details
This Part Fits:
Catalog: H
Vehicle
2000 Lexus GS400
VR Gaskets Thermostat - for 2000 Lexus GS400 4.0L V8 - TX 148 82 Click to Enlarge
Website Reviews
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Part Number: TX 148 82
Brand: VR Gaskets
Notes: OEM -- Start to Open Temperature 82 C; Gasket or Seal NOT Included
Condition: New
Shipping Options: Ground
$17.73
(5) In Stock
This Part Fits:
Catalog: T
Vehicle Engine
2000 Lexus GS400 4.0L V8
Aisin Thermostat - for 2000 Lexus GS400 4.0L V8 1UZ-FE - THT-015 Click to Enlarge
Website Reviews
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Part Number: THT-015
Brand: Aisin
Notes: Engine Coolant Thermostat -- 82C (180F) OE Temp Thermostat
Condition: New
Shipping Options: Ground
$19.73
(7) In Stock
This Part Fits:
Catalog: N
Vehicle Engine
2000 Lexus GS400 4.0L V8 1UZ-FE

Related Cooling System Parts

Thermostats available for the following Lexus GS400 years: 2000, 1999, 1998, 00, 99, 98. This part is also sometimes called Lexus GS400 Thermostats. We stock thermostat parts for most Lexus models including ES300, GS300, LS400, IS300, IS250, SC400, RX300, LS430, RX330, GX470, ES350, RX350, LX470, LS460, SC300, GS350, GS430, SC430, LX450, IS350, RX400h, ES330, IS F, ES250, GX460, RX450h, HS250h, LX570, GS450h, GS460 and LS600h.

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