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Kia PartsKia Optima PartsThermostats

Kia Optima Thermostats

Your Optima is a prized possession.

Select Your VehicleAuto enthusiasts appreciate the long-lasting service built into each Kia, and know that only top quality repair Optima parts will suffice when your car or truck needs fixing. It's not a regular occurrence that you realize that you have to buy a replacement Thermostats to repair your automobile. Make no mistake, you bought your Optima because you understood you would be getting a great manufacturer's warranty and dependability both rolled up into one vehicle. The vehicle in your driveway symbolizes the best in class when it comes to all the cars, trucks, and SUVs in today's marketplace.

Why Thermostats replacement is so important.

Your car or truck has a water-cooled motor, and its thermostat keeps the coolant flowing in the right direction so that your engine can maintain a constant and ideal operating temperature. On start-up, the thermostat remains closed; shutting off access to the radiator. This cycles the coolant through the engine block and gets it hot. Once it reaches an optimal operating temperature, your Kia Optima thermostat then opens up and allows the coolant into the radiator. Now your coolant is part of a constant cycle in your Kia Optima engine that keeps it within a specific range of temperatures that are determined for the engine to achieve the best balance between power, fuel efficiency, and emissions... all thanks to the thermostat.

The leading brand name parts .

When your Kia needs a new replacement Thermostats, there's no need to trust any store other than the authority, Car Parts Discount. Buy all the car parts you will ever need from carpartsdiscount.com and realize incredible savings on all your upcoming repairs. Procuring new Kia parts from www.carpartsdiscount.com means you are taking advantage of the highest quality original and aftermarket replacement Optima parts on the internet. Kia Optima Thermostats parts for 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001 vehicles are available here... just click your year to find them.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Kia Optima Engine Coolant Thermostat, OEM: 335-180/335180Motorad
2009-2015 Kia Optima Motorad Engine Coolant Thermostat 335-180
6.75, Save 40%   NEW ITEM
OEM: 335-180, Item: 1405034
  Only 6 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 33938Gates
2009-2015 Kia Optima Gates Engine Coolant Thermostat 33938
7.25, Save 39%  
OEM: 33938, Item: 621067
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 14808Stant
2001-2006 Kia Optima Stant Engine Coolant Thermostat 14808
8.05, Save 39%  
OEM: 14808, Item: 383654
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 33954Gates
2001-2006 Kia Optima Gates Engine Coolant Thermostat 33954
8.05, Save 39%   NEW ITEM
OEM: 33954, Item: 667759
  Only 4 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 545-180/545180Motorad
2001-2006 Kia Optima Motorad Engine Coolant Thermostat 545-180
8.15, Save 40%   NEW ITEM
OEM: 545-180, Item: 1407397
  Only 2 left In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, 82C / 180F, OEM: 255002225082Motorad
2009-2014 Kia Optima Motorad Thermostat, 82C / 180F 255002225082
8.15, Save 39%   NEW ITEM
OEM: 255002225082, Item: 74543
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 302-180/302180Motorad
2001-2010 Kia Optima Motorad Engine Coolant Thermostat 302-180
8.65, Save 40%   NEW ITEM
OEM: 302-180, Item: 1405016
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 15138Stant
2017 Kia Optima Stant Engine Coolant Thermostat 15138
8.75, Save 40%   NEW ITEM
OEM: 15138, Item: 642617
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 302-170/302170Motorad
2001-2010 Kia Optima Motorad Engine Coolant Thermostat 302-170
9.25, Save 39%   NEW ITEM
OEM: 302-170, Item: 1418286
  Only 7 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 143-0892/1430892Beck Arnley
2009-2015 Kia Optima Beck Arnley Engine Coolant Thermostat 143-0892
9.95, Save 39%   NEW ITEM
OEM: 143-0892, Item: 425992
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 14127Stant
2001-2006 Kia Optima Stant Engine Coolant Thermostat 14127
10.15, Save 40%  
OEM: 14127, Item: 642543
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 14128Stant
2001-2010 Kia Optima Stant Engine Coolant Thermostat 14128
10.15, Save 40%   NEW ITEM
OEM: 14128, Item: 642544
  In Stock, Usually ships within 1 business day
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Kia Optima Gates Engine Coolant Thermostat, OEM: GAT 33877/GAT33877Gates
2001-2006 Kia Optima Gates Engine Coolant Thermostat
10.25,  
OEM: GAT 33877, Item: 242821
  Should ship within a week to 10 days
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 143-0892/1430892Beck Arnley
2009-2015 Kia Optima Beck Arnley Engine Coolant Thermostat 143-0892
10.35, Save 40%   NEW ITEM
OEM: 143-0892, Item: 945727
  Only 3 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 33877Gates
2001-2006 Kia Optima Gates Engine Coolant Thermostat 33877
10.45, Save 39%   NEW ITEM
OEM: 33877, Item: 857236
  Only 7 left In Stock, Usually ships within 1-2 business days
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Kia Optima Engine Coolant Thermostat, OEM: 33878Gates
2001-2010 Kia Optima Gates Engine Coolant Thermostat 33878
10.55, Save 39%   NEW ITEM
OEM: 33878, Item: 667753
  In Stock, Usually ships within 1 business day
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Motorad
2001-2008 Kia Optima Motorad Engine Coolant Thermostat 302 170
11.15, Save 39%   NEW ITEM
OEM: 302 170, Item: 1364367
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: THK-007/THK007Aisin
2009-2015 Kia Optima Aisin Engine Coolant Thermostat THK-007
11.35, Save 39%   NEW ITEM
OEM: THK-007, Item: 1404348
  Only 2 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 25500-26100/2550026100Genuine
2011-2014 Kia Optima Genuine Engine Coolant Thermostat 25500-26100
11.65, Save 40%   NEW ITEM
OEM: 25500-26100, Item: 1367573
  Only 3 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 310-0012/3100012Auto 7
2001-2006 Kia Optima Auto 7 Engine Coolant Thermostat 310-0012
11.65, Save 39%   NEW ITEM
OEM: 310-0012, Item: 1241484
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 310-0025/3100025Auto 7
2009-2014 Kia Optima Auto 7 Engine Coolant Thermostat 310-0025
11.65, Save 39%   NEW ITEM
OEM: 310-0025, Item: 1241485
  In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, 82C / 180F, OEM: 19300PR7A02A82Motorad
2001-2010 Kia Optima Motorad Thermostat, 82C / 180F 19300PR7A02A82
11.65, Save 39%   NEW ITEM
OEM: 19300PR7A02A82, Item: 69233
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 621-192/621192Motorad
2011-2015 Kia Optima Motorad Engine Coolant Thermostat 621-192
11.85, Save 39%   NEW ITEM
OEM: 621-192, Item: 1405242
  Only 3 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 621-180/621180Motorad
2006-2008 Kia Optima Motorad Engine Coolant Thermostat 621-180
12.35, Save 40%   NEW ITEM
OEM: 621-180, Item: 1407404
  Only 2 left In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, OEM: 143-0722/1430722Beck Arnley
2003-2006 Kia Optima Beck Arnley Thermostat 143-0722
12.45, Save 39%  
OEM: 143-0722, Item: 302640
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 310-0025/3100025Auto 7
2009-2014 Kia Optima Auto 7 Engine Coolant Thermostat 310-0025
12.85, Save 39%   NEW ITEM
OEM: 310-0025, Item: 1237276
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 143-0722/1430722Beck Arnley
2003-2006 Kia Optima Beck Arnley Engine Coolant Thermostat 143-0722
12.85, Save 39%   NEW ITEM
OEM: 143-0722, Item: 579396
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 48268Stant
2001-2006 Kia Optima Stant Engine Coolant Thermostat 48268
12.85, Save 39%   NEW ITEM
OEM: 48268, Item: 642690
  Only 3 left In Stock, Usually ships within 1 business day
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2001-2007 Kia Optima Tama Engine Coolant Thermostat A2413-82G
13.35, Save 39%   NEW ITEM
OEM: A2413-82G, Item: 1426138
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: THK-009/THK009Aisin
2001-2006 Kia Optima Aisin Engine Coolant Thermostat THK-009
13.95, Save 40%   NEW ITEM
OEM: THK-009, Item: 1404349
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: TX7883Mahle
2006-2014 Kia Optima Mahle Engine Coolant Thermostat TX7883
13.95, Save 39%   NEW ITEM
OEM: TX7883, Item: 1056341
  Only 3 left In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 726-180/726180Motorad
2016 Kia Optima Motorad Engine Coolant Thermostat 726-180
14.05, Save 39%   NEW ITEM
OEM: 726-180, Item: 1405253
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 310-0074/3100074Auto 7
2006-2008 Kia Optima Auto 7 Engine Coolant Thermostat 310-0074
14.65, Save 39%   NEW ITEM
OEM: 310-0074, Item: 1241489
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: THY-003/THY003Aisin
2001-2005 Kia Optima Aisin Engine Coolant Thermostat THY-003
14.95, Save 39%   NEW ITEM
OEM: THY-003, Item: 1404396
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 48588Stant
2007-2016 Kia Optima Stant Engine Coolant Thermostat 48588
15.35, Save 39%   NEW ITEM
OEM: 48588, Item: 383877
  In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, OEM: 143-0857/1430857Beck Arnley
2006-2010 Kia Optima Beck Arnley Thermostat 143-0857
15.55, Save 39%   NEW ITEM
OEM: 143-0857, Item: 323339
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Thermostat, 78C / 172F, OEM: 19300PR7A0278
2002-2005 Kia Optima Tama Thermostat, 78C / 172F 19300PR7A0278
15.75, Save 39%   NEW ITEM
OEM: 19300PR7A0278, Item: 69232
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 621 180/621180Motorad
2006-2008 Kia Optima Motorad Engine Coolant Thermostat 621 180
15.85, Save 39%   NEW ITEM
OEM: 621 180, Item: 1371509
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: THY-004/THY004Aisin
2006-2010 Kia Optima Aisin Engine Coolant Thermostat THY-004
16.35, Save 39%   NEW ITEM
OEM: THY-004, Item: 1404397
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 310-0074/3100074Auto 7
2006-2008 Kia Optima Auto 7 Engine Coolant Thermostat 310-0074
16.75, Save 39%   NEW ITEM
OEM: 310-0074, Item: 1386165
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Gates Engine Coolant Thermostat, OEM: 34021Gates
2009-2015 Kia Optima Gates Engine Coolant Thermostat
17.95, Save 39%   NEW ITEMPOPULAR
OEM: 34021, Item: 243292
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 7302-170/7302170Motorad
2001-2010 Kia Optima Motorad Engine Coolant Thermostat 7302-170
18.25, Save 39%  
OEM: 7302-170, Item: 1405161
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 7302-180/7302180Motorad
2001-2010 Kia Optima Motorad Engine Coolant Thermostat 7302-180
18.25, Save 39%   NEW ITEM
OEM: 7302-180, Item: 1405162
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Gates Engine Coolant Thermostat, OEM: GAT 33996/GAT33996Gates
2001-2006 Kia Optima Gates Engine Coolant Thermostat
18.75,  
OEM: GAT 33996, Item: 243294
  Should ship within a week to 10 days
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 310-0009/3100009Auto 7
2006-2010 Kia Optima Auto 7 Engine Coolant Thermostat 310-0009
18.85, Save 39%   NEW ITEM
OEM: 310-0009, Item: 1237275
  Only 1 left In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, OEM: 143-0707/1430707Beck Arnley
2006-2008 Kia Optima Beck Arnley Thermostat 143-0707
19.55, Save 39%   NEW ITEM
OEM: 143-0707, Item: 302628
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Kia Optima Engine Coolant Thermostat, OEM: 143-0707/1430707Beck Arnley
2006-2008 Kia Optima Beck Arnley Engine Coolant Thermostat 143-0707
20.05, Save 39%   NEW ITEM
OEM: 143-0707, Item: 579389
  Only 2 left In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, OEM: 2550035540
2010 Kia Optima Korean Thermostat 2550035540
20.95, Save 39%   NEW ITEM
OEM: 2550035540, Item: 346305
  Only 3 left In Stock, Usually ships within 1 business day
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Kia Optima Thermostat, OEM: 143-0811/1430811Beck Arnley
2001-2006 Kia Optima Beck Arnley Thermostat 143-0811
22.45, Save 39%   NEW ITEM
OEM: 143-0811, Item: 302669
  In Stock, Usually ships within 1 business day
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Kia Optima Engine Coolant Thermostat, OEM: 143-0811/1430811Beck Arnley
2001-2006 Kia Optima Beck Arnley Engine Coolant Thermostat 143-0811
23.05, Save 39%   NEW ITEM
OEM: 143-0811, Item: 677036
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle