This direct-fit aluminum coolant expansion tank replaces the stock plastic tank on the 2023-2024 Toyota GR Corolla, which can yellow, crack, or leak with repeated heat cycles. All-aluminum construction adds a 40% increase in coolant capacity over stock, while internal baffles keep coolant near the overflow port to prevent air entry during aggressive driving. An easy-access bleed port, high-visibility sight glass, and stamped cold-fill line make level checks and bleeding simple.
Specifications
| Type | Direct-fit coolant expansion tank |
| Material | All-aluminum, welded |
| Finish | Micro-Wrinkle Black |
| Fitment | Direct fit, 2023-2024 Toyota GR Corolla |
| Features | Internal baffles, easy-access bleed port, sight glass, stamped cold-fill line |
| Warranty | Mishimoto Lifetime Warranty |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023-2024 | Toyota | GR Corolla | Circuit Edition |
| 2023-2024 | Toyota | GR Corolla | Core |
| 2023 | Toyota | GR Corolla | Morizo Edition |
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