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| Attribute | Value |
|---|---|
| California Proposition 65 Image | Calorstat Prop 65 Warning.jpg |
| California Proposition 65 Required | Y |
| Engine Coolant Thermostat Quantity | 1 |
| Seal Material | Rubber + Paper + Metal |
| Seal Quantity | 3 |
| Seal Type | Gasket |
| Sealing Flange Outside Diameter | 2.14 |
| Start To Open Temperature | 180.0 |
This part fits the following vehicles:
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| EX | Sedan | 2019 - 2020 | L4 1.6L Turbo | FWD Automatic Dual Clutch |
| EX | Sedan | 2019 - 2020 | L4 2.4L | FWD Automatic Dual Clutch |
| EX | Sedan | 2016 - 2019 | L4 2.4L | FWD Automatic |
| EX Pack | Sedan | 2017 - 2019 | L4 2.4L | FWD Automatic |
| EX Premium | Sedan | 2020 | L4 1.6L Turbo | FWD Automatic Dual Clutch |
| EX Tech | Sedan | 2018 | L4 2.4L | FWD Automatic |
| Hybrid | Sedan | 2016 | L4 2.4L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid EX | Sedan | 2017 - 2020 | L4 2.0L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid EX | Sedan | 2016 | L4 2.4L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid EX Premium | Sedan | 2017 - 2019 | L4 2.0L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid EX Premium | Sedan | 2016 | L4 2.4L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid LX | Sedan | 2017 - 2020 | L4 2.0L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid LX | Sedan | 2016 | L4 2.4L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| Hybrid Premium | Sedan | 2017 - 2018 | L4 2.0L FULL HYBRID EV-GAS (FHEV) | FWD Automatic |
| LX | Sedan | 2016 | L4 1.6L Turbo | FWD Automatic & Automatic Dual Clutch |
| LX | Sedan | 2016 - 2020 | L4 2.4L | FWD Automatic |
| LX | Sedan | 2016 | L4 2.4L | FWD Automatic Dual Clutch |
| LX 1.6T | Sedan | 2016 - 2018 | L4 1.6L Turbo | FWD Automatic Dual Clutch |
| Plug-In Hybrid EX | Sedan | 2017 - 2020 | L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) | FWD Automatic |
| Plug-In Hybrid EX Premium | Sedan | 2018 - 2020 | L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) | FWD Automatic |
| S | Sedan | 2018 - 2020 | L4 2.4L | FWD Automatic |
| SX | Sedan | 2016 - 2020 | L4 2.0L Turbo | FWD Automatic |
| SX Limited | Sedan | 2016 - 2017 | L4 2.0L Turbo | FWD Automatic |
| SX Turbo | Sedan | 2018 - 2019 | L4 2.0L Turbo | FWD Automatic |
| SXL | Sedan | 2016 - 2020 | L4 2.0L Turbo | FWD Automatic |
| SXL Turbo | Sedan | 2018 - 2019 | L4 2.0L Turbo | FWD Automatic |
| Special Edition | Sedan | 2020 | L4 2.4L | FWD Automatic |
We offer fast, reliable shipping on all orders:
We want you to be 100% satisfied with your purchase. That's why we offer:
This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.
Warranty does NOT cover:
| Brand | Part Number |
|---|---|
| Gates | 34162 |
| Gates | 34802 |
| Gates | TH41782G1 |
| Gates | TH43182G1 |
| Hella | 8MT 354 776-901 |
| Hella | 8MT 354 777-011 |
| Hyundai | 25500-2B000 |
| Hyundai | 255002B000 |
| Kia | 25500-2B-001 |
| Kia | 25500-2B400 |
| Kia | 25500-38400 |
| Kia | 255002B001 |
| Kia | 255002B400 |
| Kia | 2550038400 |
| MAHLE | TX 118 82D |
| MAHLE | TX 162 82D |
| Motorad | 647-180 |
| Motorad | 726-180 |
| Nissan | 21200-ED000 |
| Nissan | 21200-ED00A |
| Nissan | 21200-ET000 |
| Nissan | 21200-ET01A |
| Nissan | 21200ED000 |
| Nissan | 21200ED00A |
| Nissan | 21200ET000 |
| Nissan | 21200ET01A |
| Renault | 212007668R |
| Renault | 7701065352 |
| Renault | 7701068770 |
| Stant | 15138 |
| Valeo | 820943 |
| Wahler | 411241.82D |
Fits Years: 2016 2017 2018 2019 2020
Fits Models: Optima
Is your Optima's engine overheating or taking too long to warm up? Your thermostat might be the problem.
Read Full Guide →If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.
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