Toyota OEM Coolant Reservoir Upper Plug for GR Corolla (164A037010)
Genuine OEM Toyota factory replacement coolant overflow reservoir upper plug with o-ring for 2023+ GR Corolla. Also called a reserve tank cock assembly.
Side Note:
For how expensive this little plug is, you might as well buy a whole new tank. That's not a typo! The complete replacement tank WITH plug is available here: Diagram (164A2)
Vehicle Fitment:
2023+ Toyota GR Corolla
Purchase Includes:
(1) Plug with O-Ring
| Part Numbers: | Diagram: |
| 164A037010, 164A0-37010 |
164A0 |
Diagram images are for reference and may not represent your exact model.
As always, please do additional research with your exact VIN to confirm part numbers.

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