Lexus GX coolant capacity
Total cooling-system coolant capacity for the Lexus GX, by generation and engine, in quarts and liters.
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Sources: 2005 Lexus Warranty and Maintenance Guide (Toyota publications), 2025 Lexus RX 500h Warranty and Maintenance Guide (Toyota publications). Shop links go to Amazon, and we may earn a commission at no extra cost to you.
| Engine | Capacity | Liters |
|---|---|---|
| 3.4L 6-cyl turbo (V35A-FTS) - ENG With RAC | 16.2 qt | 15.3 L |
| 3.4L 6-cyl turbo (V35A-FTS) - ENG without RAC | 13.9 qt | 13.2 L |
| Engine | Capacity | Liters |
|---|---|---|
| 3.4L 6-cyl turbo (V35A-FTS) - ENG without RAC | 13.9 qt | 13.2 L |
| 3.4L 6-cyl turbo (V35A-FTS) - ENG With RAC | 16.2 qt | 15.3 L |
| Engine | Capacity | Liters |
|---|---|---|
| 4.6L 8-cyl (1UR-FE) - with AHR | 16.3 qt | 15.4 L |
| 4.6L 8-cyl (1UR-FE) - without AHR | 14.5 qt | 13.7 L |
| Engine | Capacity | Liters |
|---|---|---|
| 4.7L 8-cyl (2UZ-FE) | 13.3 qt | 12.6 L |
| Engine | Capacity | Liters |
|---|---|---|
| 4.7L 8-cyl (2UZ-FE) | 13.6 qt | 12.9 L |
Capacity is the full cold-fill for the whole system. Top up to the marked level and use the coolant type specified in your owner's manual. Source.